489891584

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1237}}^1$

素因数の和:1290

約数の個数: 144

約数和(自身を含む): 1275357888

約数和(自身を除く): 785466304

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 64, 68, 91, 104, 112, 119, 128, 136, 182, 208, 221, 224, 238, 256, 272, 364, 416, 442, 448, 476, 544, 728, 832, 884, 896, 952, 1088, 1237, 1456, 1547, 1664, 1768, 1792, 1904, 2176, 2474, 2912, 3094, 3328, 3536, 3808, 4352, 4948, 5824, 6188, 7072, 7616, 8659, 9896, 11648, 12376, 14144, 15232, 16081, 17318, 19792, 21029, 23296, 24752, 28288, 30464, 32162, 34636, 39584, 42058, 49504, 56576, 64324, 69272, 79168, 84116, 99008, 112567, 128648, 138544, 147203, 158336, 168232, 198016, 225134, 257296, 273377, 277088, 294406, 316672, 336464, 396032, 450268, 514592, 546754, 554176, 588812, 672928, 900536, 1029184, 1093508, 1108352, 1177624, 1345856, 1801072, 1913639, 2058368, 2187016, 2216704, 2355248, 2691712, 3602144, 3827278, 4116736, 4374032, 4710496, 5383424, 7204288, 7654556, 8748064, 9420992, 14408576, 15309112, 17496128, 18841984, 28817152, 30618224, 34992256, 37683968, 61236448, 69984512, 122472896, 244945792, 489891584]

約数ペア:

[(1, 489891584), (2, 244945792), (4, 122472896), (7, 69984512), (8, 61236448), (13, 37683968), (14, 34992256), (16, 30618224), (17, 28817152), (26, 18841984), (28, 17496128), (32, 15309112), (34, 14408576), (52, 9420992), (56, 8748064), (64, 7654556), (68, 7204288), (91, 5383424), (104, 4710496), (112, 4374032), (119, 4116736), (128, 3827278), (136, 3602144), (182, 2691712), (208, 2355248), (221, 2216704), (224, 2187016), (238, 2058368), (256, 1913639), (272, 1801072), (364, 1345856), (416, 1177624), (442, 1108352), (448, 1093508), (476, 1029184), (544, 900536), (728, 672928), (832, 588812), (884, 554176), (896, 546754), (952, 514592), (1088, 450268), (1237, 396032), (1456, 336464), (1547, 316672), (1664, 294406), (1768, 277088), (1792, 273377), (1904, 257296), (2176, 225134), (2474, 198016), (2912, 168232), (3094, 158336), (3328, 147203), (3536, 138544), (3808, 128648), (4352, 112567), (4948, 99008), (5824, 84116), (6188, 79168), (7072, 69272), (7616, 64324), (8659, 56576), (9896, 49504), (11648, 42058), (12376, 39584), (14144, 34636), (15232, 32162), (16081, 30464), (17318, 28288), (19792, 24752), (21029, 23296)]