31997472

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{25639}}^1$

素因数の和:25665

約数の個数: 48

約数和(自身を含む): 90457920

約数和(自身を除く): 58460448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 25639, 51278, 76917, 102556, 153834, 205112, 307668, 333307, 410224, 615336, 666614, 820448, 999921, 1230672, 1333228, 1999842, 2461344, 2666456, 3999684, 5332912, 7999368, 10665824, 15998736, 31997472]

約数ペア:

[(1, 31997472), (2, 15998736), (3, 10665824), (4, 7999368), (6, 5332912), (8, 3999684), (12, 2666456), (13, 2461344), (16, 1999842), (24, 1333228), (26, 1230672), (32, 999921), (39, 820448), (48, 666614), (52, 615336), (78, 410224), (96, 333307), (104, 307668), (156, 205112), (208, 153834), (312, 102556), (416, 76917), (624, 51278), (1248, 25639)]