31963878

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 72133776

約数和(自身を除く): 40169898

約数列:

[1, 2, 3, 6, 9, 18, 43, 61, 86, 122, 129, 183, 258, 366, 387, 549, 677, 774, 1098, 1354, 2031, 2623, 4062, 5246, 6093, 7869, 12186, 15738, 23607, 29111, 41297, 47214, 58222, 82594, 87333, 123891, 174666, 247782, 261999, 371673, 523998, 743346, 1775771, 3551542, 5327313, 10654626, 15981939, 31963878]

約数ペア:

[(1, 31963878), (2, 15981939), (3, 10654626), (6, 5327313), (9, 3551542), (18, 1775771), (43, 743346), (61, 523998), (86, 371673), (122, 261999), (129, 247782), (183, 174666), (258, 123891), (366, 87333), (387, 82594), (549, 58222), (677, 47214), (774, 41297), (1098, 29111), (1354, 23607), (2031, 15738), (2623, 12186), (4062, 7869), (5246, 6093)]