15209920305

素因数分解:

$3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{757}}^1\times {\mathrm{857}}^1$

素因数の和:2146

約数の個数: 48

約数和(自身を含む): 26480220624

約数和(自身を除く): 11270300319

約数列:

[1, 3, 5, 9, 15, 45, 521, 757, 857, 1563, 2271, 2571, 2605, 3785, 4285, 4689, 6813, 7713, 7815, 11355, 12855, 23445, 34065, 38565, 394397, 446497, 648749, 1183191, 1339491, 1946247, 1971985, 2232485, 3243745, 3549573, 4018473, 5838741, 5915955, 6697455, 9731235, 17747865, 20092365, 29193705, 337998229, 1013994687, 1689991145, 3041984061, 5069973435, 15209920305]

約数ペア:

[(1, 15209920305), (3, 5069973435), (5, 3041984061), (9, 1689991145), (15, 1013994687), (45, 337998229), (521, 29193705), (757, 20092365), (857, 17747865), (1563, 9731235), (2271, 6697455), (2571, 5915955), (2605, 5838741), (3785, 4018473), (4285, 3549573), (4689, 3243745), (6813, 2232485), (7713, 1971985), (7815, 1946247), (11355, 1339491), (12855, 1183191), (23445, 648749), (34065, 446497), (38565, 394397)]