12157605

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 22129536

約数和(自身を除く): 9971931

約数列:

[1, 3, 5, 9, 15, 43, 45, 61, 103, 129, 183, 215, 305, 309, 387, 515, 549, 645, 915, 927, 1545, 1935, 2623, 2745, 4429, 4635, 6283, 7869, 13115, 13287, 18849, 22145, 23607, 31415, 39345, 39861, 56547, 66435, 94245, 118035, 199305, 270169, 282735, 810507, 1350845, 2431521, 4052535, 12157605]

約数ペア:

[(1, 12157605), (3, 4052535), (5, 2431521), (9, 1350845), (15, 810507), (43, 282735), (45, 270169), (61, 199305), (103, 118035), (129, 94245), (183, 66435), (215, 56547), (305, 39861), (309, 39345), (387, 31415), (515, 23607), (549, 22145), (645, 18849), (915, 13287), (927, 13115), (1545, 7869), (1935, 6283), (2623, 4635), (2745, 4429)]