68639.000000

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 24

約数和(自身を含む): 1263612

約数和(自身を除く): 534754

約数列:

[1, 2, 13, 17, 26, 34, 97, 194, 221, 289, 442, 578, 1261, 1649, 2522, 3298, 3757, 7514, 21437, 28033, 42874, 56066, 364429, 728858]

約数ペア:

[(1, 728858), (2, 364429), (13, 56066), (17, 42874), (26, 28033), (34, 21437), (97, 7514), (194, 3757), (221, 3298), (289, 2522), (442, 1649), (578, 1261)]