420314445

素因数分解:

$3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{20261}}^1$

素因数の和:20733

約数の個数: 24

約数和(自身を含む): 730161432

約数和(自身を除く): 309846987

約数列:

[1, 3, 5, 9, 15, 45, 461, 1383, 2305, 4149, 6915, 20261, 20745, 60783, 101305, 182349, 303915, 911745, 9340321, 28020963, 46701605, 84062889, 140104815, 420314445]

約数ペア:

[(1, 420314445), (3, 140104815), (5, 84062889), (9, 46701605), (15, 28020963), (45, 9340321), (461, 911745), (1383, 303915), (2305, 182349), (4149, 101305), (6915, 60783), (20261, 20745)]