87124719

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{389}}^1\times {\mathrm{617}}^1$

素因数の和:1031

約数の個数: 24

約数和(自身を含む): 128222640

約数和(自身を除く): 41097921

約数列:

[1, 3, 11, 33, 121, 363, 389, 617, 1167, 1851, 4279, 6787, 12837, 20361, 47069, 74657, 141207, 223971, 240013, 720039, 2640143, 7920429, 29041573, 87124719]

約数ペア:

[(1, 87124719), (3, 29041573), (11, 7920429), (33, 2640143), (121, 720039), (363, 240013), (389, 223971), (617, 141207), (1167, 74657), (1851, 47069), (4279, 20361), (6787, 12837)]