31357391

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1607}}^1$

素因数の和:1718

約数の個数: 16

約数和(自身を含む): 36019200

約数和(自身を除く): 4661809

約数列:

[1, 13, 19, 79, 247, 1027, 1501, 1607, 19513, 20891, 30533, 126953, 396929, 1650389, 2412107, 31357391]

約数ペア:

[(1, 31357391), (13, 2412107), (19, 1650389), (79, 396929), (247, 126953), (1027, 30533), (1501, 20891), (1607, 19513)]