77891804

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{389}}^1\times {\mathrm{443}}^1$

素因数の和:949

約数の個数: 24

約数和(自身を含む): 138181680

約数和(自身を除く): 60289876

約数列:

[1, 2, 4, 113, 226, 389, 443, 452, 778, 886, 1556, 1772, 43957, 50059, 87914, 100118, 172327, 175828, 200236, 344654, 689308, 19472951, 38945902, 77891804]

約数ペア:

[(1, 77891804), (2, 38945902), (4, 19472951), (113, 689308), (226, 344654), (389, 200236), (443, 175828), (452, 172327), (778, 100118), (886, 87914), (1556, 50059), (1772, 43957)]