427244272

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 160

約数和(自身を含む): 1107679104

約数和(自身を除く): 680434832

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 41, 52, 56, 68, 82, 91, 104, 112, 119, 136, 164, 182, 208, 221, 238, 272, 287, 328, 364, 421, 442, 476, 533, 574, 656, 697, 728, 842, 884, 952, 1066, 1148, 1394, 1456, 1547, 1684, 1768, 1904, 2132, 2296, 2788, 2947, 3094, 3368, 3536, 3731, 4264, 4592, 4879, 5473, 5576, 5894, 6188, 6736, 7157, 7462, 8528, 9061, 9758, 10946, 11152, 11788, 12376, 14314, 14924, 17261, 18122, 19516, 21892, 23576, 24752, 28628, 29848, 34522, 36244, 38311, 39032, 43784, 47152, 50099, 57256, 59696, 63427, 69044, 72488, 76622, 78064, 87568, 93041, 100198, 114512, 120827, 126854, 138088, 144976, 153244, 186082, 200396, 224393, 241654, 253708, 276176, 293437, 306488, 372164, 400792, 448786, 483308, 507416, 586874, 612976, 651287, 744328, 801584, 897572, 966616, 1014832, 1173748, 1302574, 1488656, 1570751, 1795144, 1933232, 2054059, 2347496, 2605148, 3141502, 3590288, 3814681, 4108118, 4694992, 5210296, 6283004, 7629362, 8216236, 10420592, 12566008, 15258724, 16432472, 25132016, 26702767, 30517448, 32864944, 53405534, 61034896, 106811068, 213622136, 427244272]

約数ペア:

[(1, 427244272), (2, 213622136), (4, 106811068), (7, 61034896), (8, 53405534), (13, 32864944), (14, 30517448), (16, 26702767), (17, 25132016), (26, 16432472), (28, 15258724), (34, 12566008), (41, 10420592), (52, 8216236), (56, 7629362), (68, 6283004), (82, 5210296), (91, 4694992), (104, 4108118), (112, 3814681), (119, 3590288), (136, 3141502), (164, 2605148), (182, 2347496), (208, 2054059), (221, 1933232), (238, 1795144), (272, 1570751), (287, 1488656), (328, 1302574), (364, 1173748), (421, 1014832), (442, 966616), (476, 897572), (533, 801584), (574, 744328), (656, 651287), (697, 612976), (728, 586874), (842, 507416), (884, 483308), (952, 448786), (1066, 400792), (1148, 372164), (1394, 306488), (1456, 293437), (1547, 276176), (1684, 253708), (1768, 241654), (1904, 224393), (2132, 200396), (2296, 186082), (2788, 153244), (2947, 144976), (3094, 138088), (3368, 126854), (3536, 120827), (3731, 114512), (4264, 100198), (4592, 93041), (4879, 87568), (5473, 78064), (5576, 76622), (5894, 72488), (6188, 69044), (6736, 63427), (7157, 59696), (7462, 57256), (8528, 50099), (9061, 47152), (9758, 43784), (10946, 39032), (11152, 38311), (11788, 36244), (12376, 34522), (14314, 29848), (14924, 28628), (17261, 24752), (18122, 23576), (19516, 21892)]