289908872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1217}}^1\times {\mathrm{2707}}^1$

素因数の和:3941

約数の個数: 32

約数和(自身を含む): 593701920

約数和(自身を除く): 303793048

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1217, 2434, 2707, 4868, 5414, 9736, 10828, 13387, 21656, 26774, 29777, 53548, 59554, 107096, 119108, 238216, 3294419, 6588838, 13177676, 26355352, 36238609, 72477218, 144954436, 289908872]

約数ペア:

[(1, 289908872), (2, 144954436), (4, 72477218), (8, 36238609), (11, 26355352), (22, 13177676), (44, 6588838), (88, 3294419), (1217, 238216), (2434, 119108), (2707, 107096), (4868, 59554), (5414, 53548), (9736, 29777), (10828, 26774), (13387, 21656)]