221447786

素因数分解:

$2^1\times 7^1\times {\mathrm{1693}}^1\times {\mathrm{9343}}^1$

素因数の和:11045

約数の個数: 16

約数和(自身を含む): 379889664

約数和(自身を除く): 158441878

約数列:

[1, 2, 7, 14, 1693, 3386, 9343, 11851, 18686, 23702, 65401, 130802, 15817699, 31635398, 110723893, 221447786]

約数ペア:

[(1, 221447786), (2, 110723893), (7, 31635398), (14, 15817699), (1693, 130802), (3386, 65401), (9343, 23702), (11851, 18686)]