218804975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{6007}}^1$

素因数の和:6095

約数の個数: 24

約数和(自身を含む): 286076928

約数和(自身を除く): 67271953

約数列:

[1, 5, 25, 31, 47, 155, 235, 775, 1175, 1457, 6007, 7285, 30035, 36425, 150175, 186217, 282329, 931085, 1411645, 4655425, 7058225, 8752199, 43760995, 218804975]

約数ペア:

[(1, 218804975), (5, 43760995), (25, 8752199), (31, 7058225), (47, 4655425), (155, 1411645), (235, 931085), (775, 282329), (1175, 186217), (1457, 150175), (6007, 36425), (7285, 30035)]