4394385

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 8004480

約数和(自身を除く): 3610095

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 757, 1161, 1935, 2271, 3785, 5805, 6813, 11355, 20439, 32551, 34065, 97653, 102195, 162755, 292959, 488265, 878877, 1464795, 4394385]

約数ペア:

[(1, 4394385), (3, 1464795), (5, 878877), (9, 488265), (15, 292959), (27, 162755), (43, 102195), (45, 97653), (129, 34065), (135, 32551), (215, 20439), (387, 11355), (645, 6813), (757, 5805), (1161, 3785), (1935, 2271)]