156940905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{3701}}^1$

素因数の和:3977

約数の個数: 32

約数和(自身を含む): 275073408

約数和(自身を除く): 118132503

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 257, 771, 1285, 2827, 3701, 3855, 8481, 11103, 14135, 18505, 40711, 42405, 55515, 122133, 203555, 610665, 951157, 2853471, 4755785, 10462727, 14267355, 31388181, 52313635, 156940905]

約数ペア:

[(1, 156940905), (3, 52313635), (5, 31388181), (11, 14267355), (15, 10462727), (33, 4755785), (55, 2853471), (165, 951157), (257, 610665), (771, 203555), (1285, 122133), (2827, 55515), (3701, 42405), (3855, 40711), (8481, 18505), (11103, 14135)]