31387112

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{55259}}^1$

素因数の和:55336

約数の個数: 16

約数和(自身を含む): 59680800

約数和(自身を除く): 28293688

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 55259, 110518, 221036, 442072, 3923389, 7846778, 15693556, 31387112]

約数ペア:

[(1, 31387112), (2, 15693556), (4, 7846778), (8, 3923389), (71, 442072), (142, 221036), (284, 110518), (568, 55259)]