1330999985

素因数分解:

$5^1\times 7^2\times {\mathrm{997}}^1\times {\mathrm{5449}}^1$

素因数の和:6465

約数の個数: 24

約数和(自身を含む): 1860172200

約数和(自身を除く): 529172215

約数列:

[1, 5, 7, 35, 49, 245, 997, 4985, 5449, 6979, 27245, 34895, 38143, 48853, 190715, 244265, 267001, 1335005, 5432653, 27163265, 38028571, 190142855, 266199997, 1330999985]

約数ペア:

[(1, 1330999985), (5, 266199997), (7, 190142855), (35, 38028571), (49, 27163265), (245, 5432653), (997, 1335005), (4985, 267001), (5449, 244265), (6979, 190715), (27245, 48853), (34895, 38143)]