388539615

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{14009}}^1$

素因数の和:14103

約数の個数: 24

約数和(自身を含む): 636502320

約数和(自身を除く): 247962705

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1849, 5547, 9245, 14009, 27735, 42027, 70045, 210135, 602387, 1807161, 3011935, 9035805, 25902641, 77707923, 129513205, 388539615]

約数ペア:

[(1, 388539615), (3, 129513205), (5, 77707923), (15, 25902641), (43, 9035805), (129, 3011935), (215, 1807161), (645, 602387), (1849, 210135), (5547, 70045), (9245, 42027), (14009, 27735)]