1320221295

素因数分解:

$3^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{19213}}^1$

素因数の和:19736

約数の個数: 32

約数和(自身を含む): 2351793600

約数和(自身を除く): 1031572305

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 509, 1527, 2545, 4581, 7635, 13743, 19213, 22905, 57639, 68715, 96065, 172917, 288195, 518751, 864585, 2593755, 9779417, 29338251, 48897085, 88014753, 146691255, 264044259, 440073765, 1320221295]

約数ペア:

[(1, 1320221295), (3, 440073765), (5, 264044259), (9, 146691255), (15, 88014753), (27, 48897085), (45, 29338251), (135, 9779417), (509, 2593755), (1527, 864585), (2545, 518751), (4581, 288195), (7635, 172917), (13743, 96065), (19213, 68715), (22905, 57639)]