61691656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1409}}^1$

素因数の和:1849

約数の個数: 32

約数和(自身を含む): 124954200

約数和(自身を除く): 63262544

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 421, 842, 1409, 1684, 2818, 3368, 5473, 5636, 10946, 11272, 18317, 21892, 36634, 43784, 73268, 146536, 593189, 1186378, 2372756, 4745512, 7711457, 15422914, 30845828, 61691656]

約数ペア:

[(1, 61691656), (2, 30845828), (4, 15422914), (8, 7711457), (13, 4745512), (26, 2372756), (52, 1186378), (104, 593189), (421, 146536), (842, 73268), (1409, 43784), (1684, 36634), (2818, 21892), (3368, 18317), (5473, 11272), (5636, 10946)]