398551467

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{131927}}^1$

素因数の和:132002

約数の個数: 16

約数和(自身を含む): 569928960

約数和(自身を除く): 171377493

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 131927, 395781, 2506613, 6992131, 7519839, 20976393, 132850489, 398551467]

約数ペア:

[(1, 398551467), (3, 132850489), (19, 20976393), (53, 7519839), (57, 6992131), (159, 2506613), (1007, 395781), (3021, 131927)]