68997448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{663437}}^1$

素因数の和:663456

約数の個数: 16

約数和(自身を含む): 139321980

約数和(自身を除く): 70324532

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 663437, 1326874, 2653748, 5307496, 8624681, 17249362, 34498724, 68997448]

約数ペア:

[(1, 68997448), (2, 34498724), (4, 17249362), (8, 8624681), (13, 5307496), (26, 2653748), (52, 1326874), (104, 663437)]