219902685

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{472909}}^1$

素因数の和:472948

約数の個数: 16

約数和(自身を含む): 363194880

約数和(自身を除く): 143292195

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 472909, 1418727, 2364545, 7093635, 14660179, 43980537, 73300895, 219902685]

約数ペア:

[(1, 219902685), (3, 73300895), (5, 43980537), (15, 14660179), (31, 7093635), (93, 2364545), (155, 1418727), (465, 472909)]