289263205

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{409}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 439729920

約数和(自身を除く): 150466715

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 167, 385, 409, 605, 835, 847, 1169, 1837, 2045, 2863, 4235, 4499, 5845, 9185, 12859, 14315, 20207, 22495, 31493, 49489, 64295, 68303, 101035, 141449, 157465, 247445, 341515, 346423, 478121, 707245, 751333, 1732115, 2390605, 3756665, 5259331, 8264663, 26296655, 41323315, 57852641, 289263205]

約数ペア:

[(1, 289263205), (5, 57852641), (7, 41323315), (11, 26296655), (35, 8264663), (55, 5259331), (77, 3756665), (121, 2390605), (167, 1732115), (385, 751333), (409, 707245), (605, 478121), (835, 346423), (847, 341515), (1169, 247445), (1837, 157465), (2045, 141449), (2863, 101035), (4235, 68303), (4499, 64295), (5845, 49489), (9185, 31493), (12859, 22495), (14315, 20207)]