82784564

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{491}}^1\times {\mathrm{691}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 147761376

約数和(自身を除く): 64976812

約数列:

[1, 2, 4, 61, 122, 244, 491, 691, 982, 1382, 1964, 2764, 29951, 42151, 59902, 84302, 119804, 168604, 339281, 678562, 1357124, 20696141, 41392282, 82784564]

約数ペア:

[(1, 82784564), (2, 41392282), (4, 20696141), (61, 1357124), (122, 678562), (244, 339281), (491, 168604), (691, 119804), (982, 84302), (1382, 59902), (1964, 42151), (2764, 29951)]