289090724

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{191}}^1\times {\mathrm{2239}}^1$

素因数の和:2460

約数の個数: 36

約数和(自身を含む): 550932480

約数和(自身を除く): 261841756

約数列:

[1, 2, 4, 13, 26, 52, 169, 191, 338, 382, 676, 764, 2239, 2483, 4478, 4966, 8956, 9932, 29107, 32279, 58214, 64558, 116428, 129116, 378391, 427649, 756782, 855298, 1513564, 1710596, 5559437, 11118874, 22237748, 72272681, 144545362, 289090724]

約数ペア:

[(1, 289090724), (2, 144545362), (4, 72272681), (13, 22237748), (26, 11118874), (52, 5559437), (169, 1710596), (191, 1513564), (338, 855298), (382, 756782), (676, 427649), (764, 378391), (2239, 129116), (2483, 116428), (4478, 64558), (4966, 58214), (8956, 32279), (9932, 29107)]