1966905

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 3449160

約数和(自身を除く): 1482255

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 401, 545, 981, 1203, 1635, 2005, 3609, 4905, 6015, 18045, 43709, 131127, 218545, 393381, 655635, 1966905]

約数ペア:

[(1, 1966905), (3, 655635), (5, 393381), (9, 218545), (15, 131127), (45, 43709), (109, 18045), (327, 6015), (401, 4905), (545, 3609), (981, 2005), (1203, 1635)]