15690402

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 44728320

約数和(自身を除く): 29037918

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 39, 42, 54, 62, 63, 78, 91, 93, 103, 117, 126, 182, 186, 189, 206, 217, 234, 273, 279, 309, 351, 378, 403, 434, 546, 558, 618, 651, 702, 721, 806, 819, 837, 927, 1209, 1302, 1339, 1442, 1638, 1674, 1854, 1953, 2163, 2418, 2457, 2678, 2781, 2821, 3193, 3627, 3906, 4017, 4326, 4914, 5562, 5642, 5859, 6386, 6489, 7254, 8034, 8463, 9373, 9579, 10881, 11718, 12051, 12978, 16926, 18746, 19158, 19467, 21762, 22351, 24102, 25389, 28119, 28737, 36153, 38934, 41509, 44702, 50778, 56238, 57474, 67053, 72306, 76167, 83018, 84357, 86211, 124527, 134106, 152334, 168714, 172422, 201159, 249054, 253071, 290563, 373581, 402318, 506142, 581126, 603477, 747162, 871689, 1120743, 1206954, 1743378, 2241486, 2615067, 5230134, 7845201, 15690402]

約数ペア:

[(1, 15690402), (2, 7845201), (3, 5230134), (6, 2615067), (7, 2241486), (9, 1743378), (13, 1206954), (14, 1120743), (18, 871689), (21, 747162), (26, 603477), (27, 581126), (31, 506142), (39, 402318), (42, 373581), (54, 290563), (62, 253071), (63, 249054), (78, 201159), (91, 172422), (93, 168714), (103, 152334), (117, 134106), (126, 124527), (182, 86211), (186, 84357), (189, 83018), (206, 76167), (217, 72306), (234, 67053), (273, 57474), (279, 56238), (309, 50778), (351, 44702), (378, 41509), (403, 38934), (434, 36153), (546, 28737), (558, 28119), (618, 25389), (651, 24102), (702, 22351), (721, 21762), (806, 19467), (819, 19158), (837, 18746), (927, 16926), (1209, 12978), (1302, 12051), (1339, 11718), (1442, 10881), (1638, 9579), (1674, 9373), (1854, 8463), (1953, 8034), (2163, 7254), (2418, 6489), (2457, 6386), (2678, 5859), (2781, 5642), (2821, 5562), (3193, 4914), (3627, 4326), (3906, 4017)]