1388631135

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1303879}}^1$

素因数の和:1303958

約数の個数: 16

約数和(自身を含む): 2253104640

約数和(自身を除く): 864473505

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 1303879, 3911637, 6519395, 19558185, 92575409, 277726227, 462877045, 1388631135]

約数ペア:

[(1, 1388631135), (3, 462877045), (5, 277726227), (15, 92575409), (71, 19558185), (213, 6519395), (355, 3911637), (1065, 1303879)]