220915716

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{375707}}^1$

素因数の和:375728

約数の個数: 36

約数和(自身を含む): 599629968

約数和(自身を除く): 378714252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 375707, 751414, 1127121, 1502828, 2254242, 2629949, 4508484, 5259898, 7889847, 10519796, 15779694, 18409643, 31559388, 36819286, 55228929, 73638572, 110457858, 220915716]

約数ペア:

[(1, 220915716), (2, 110457858), (3, 73638572), (4, 55228929), (6, 36819286), (7, 31559388), (12, 18409643), (14, 15779694), (21, 10519796), (28, 7889847), (42, 5259898), (49, 4508484), (84, 2629949), (98, 2254242), (147, 1502828), (196, 1127121), (294, 751414), (588, 375707)]