148609895

素因数分解:

$5^1\times 7^4\times {\mathrm{12379}}^1$

素因数の和:12412

約数の個数: 20

約数和(自身を含む): 208058280

約数和(自身を除く): 59448385

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 2401, 12005, 12379, 61895, 86653, 433265, 606571, 3032855, 4245997, 21229985, 29721979, 148609895]

約数ペア:

[(1, 148609895), (5, 29721979), (7, 21229985), (35, 4245997), (49, 3032855), (245, 606571), (343, 433265), (1715, 86653), (2401, 61895), (12005, 12379)]