222775631

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1549}}^1$

素因数の和:1635

約数の個数: 24

約数和(自身を含む): 258688800

約数和(自身を除く): 35913169

約数列:

[1, 13, 23, 37, 169, 299, 481, 851, 1549, 3887, 6253, 11063, 20137, 35627, 57313, 143819, 261781, 463151, 745069, 1318199, 6020963, 9685897, 17136587, 222775631]

約数ペア:

[(1, 222775631), (13, 17136587), (23, 9685897), (37, 6020963), (169, 1318199), (299, 745069), (481, 463151), (851, 261781), (1549, 143819), (3887, 57313), (6253, 35627), (11063, 20137)]