216460495

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 277992000

約数和(自身を除く): 61531505

約数列:

[1, 5, 29, 43, 145, 149, 215, 233, 745, 1165, 1247, 4321, 6235, 6407, 6757, 10019, 21605, 32035, 33785, 34717, 50095, 173585, 185803, 290551, 929015, 1006793, 1452755, 1492831, 5033965, 7464155, 43292099, 216460495]

約数ペア:

[(1, 216460495), (5, 43292099), (29, 7464155), (43, 5033965), (145, 1492831), (149, 1452755), (215, 1006793), (233, 929015), (745, 290551), (1165, 185803), (1247, 173585), (4321, 50095), (6235, 34717), (6407, 33785), (6757, 32035), (10019, 21605)]