140306257

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5953}}^1$

素因数の和:6017

約数の個数: 24

約数和(自身を含む): 180549096

約数和(自身を除く): 40242839

約数列:

[1, 7, 13, 37, 49, 91, 259, 481, 637, 1813, 3367, 5953, 23569, 41671, 77389, 220261, 291697, 541723, 1541827, 2863393, 3792061, 10792789, 20043751, 140306257]

約数ペア:

[(1, 140306257), (7, 20043751), (13, 10792789), (37, 3792061), (49, 2863393), (91, 1541827), (259, 541723), (481, 291697), (637, 220261), (1813, 77389), (3367, 41671), (5953, 23569)]