64181089

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 79280640

約数和(自身を除く): 15099551

約数列:

[1, 7, 29, 61, 71, 73, 203, 427, 497, 511, 1769, 2059, 2117, 4331, 4453, 5183, 12383, 14413, 14819, 30317, 31171, 36281, 125599, 129137, 150307, 316163, 879193, 903959, 1052149, 2213141, 9168727, 64181089]

約数ペア:

[(1, 64181089), (7, 9168727), (29, 2213141), (61, 1052149), (71, 903959), (73, 879193), (203, 316163), (427, 150307), (497, 129137), (511, 125599), (1769, 36281), (2059, 31171), (2117, 30317), (4331, 14819), (4453, 14413), (5183, 12383)]