421987204

素因数分解:

$2^2\times {\mathrm{1277}}^1\times {\mathrm{82613}}^1$

素因数の和:83894

約数の個数: 12

約数和(自身を含む): 739064844

約数和(自身を除く): 317077640

約数列:

[1, 2, 4, 1277, 2554, 5108, 82613, 165226, 330452, 105496801, 210993602, 421987204]

約数ペア:

[(1, 421987204), (2, 210993602), (4, 105496801), (1277, 330452), (2554, 165226), (5108, 82613)]