259296856

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{1009}}^1$

素因数の和:1388

約数の個数: 64

約数和(自身を含む): 600667200

約数和(自身を除く): 341370344

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 353, 364, 706, 728, 1009, 1412, 2018, 2471, 2824, 4036, 4589, 4942, 7063, 8072, 9178, 9884, 13117, 14126, 18356, 19768, 26234, 28252, 32123, 36712, 52468, 56504, 64246, 91819, 104936, 128492, 183638, 256984, 356177, 367276, 712354, 734552, 1424708, 2493239, 2849416, 4630301, 4986478, 9260602, 9972956, 18521204, 19945912, 32412107, 37042408, 64824214, 129648428, 259296856]

約数ペア:

[(1, 259296856), (2, 129648428), (4, 64824214), (7, 37042408), (8, 32412107), (13, 19945912), (14, 18521204), (26, 9972956), (28, 9260602), (52, 4986478), (56, 4630301), (91, 2849416), (104, 2493239), (182, 1424708), (353, 734552), (364, 712354), (706, 367276), (728, 356177), (1009, 256984), (1412, 183638), (2018, 128492), (2471, 104936), (2824, 91819), (4036, 64246), (4589, 56504), (4942, 52468), (7063, 36712), (8072, 32123), (9178, 28252), (9884, 26234), (13117, 19768), (14126, 18356)]