730028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 1399440

約数和(自身を除く): 669412

約数列:

[1, 2, 4, 13, 26, 52, 101, 139, 202, 278, 404, 556, 1313, 1807, 2626, 3614, 5252, 7228, 14039, 28078, 56156, 182507, 365014, 730028]

約数ペア:

[(1, 730028), (2, 365014), (4, 182507), (13, 56156), (26, 28078), (52, 14039), (101, 7228), (139, 5252), (202, 3614), (278, 2626), (404, 1807), (556, 1313)]