2577421

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 3447360

約数和(自身を除く): 869939

約数列:

[1, 7, 11, 17, 77, 119, 121, 179, 187, 847, 1253, 1309, 1969, 2057, 3043, 13783, 14399, 21301, 21659, 33473, 151613, 234311, 368203, 2577421]

約数ペア:

[(1, 2577421), (7, 368203), (11, 234311), (17, 151613), (77, 33473), (119, 21659), (121, 21301), (179, 14399), (187, 13783), (847, 3043), (1253, 2057), (1309, 1969)]