31321381

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{701}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 38683008

約数和(自身を除く): 7361627

約数列:

[1, 7, 13, 91, 491, 701, 3437, 4907, 6383, 9113, 44681, 63791, 344191, 2409337, 4474483, 31321381]

約数ペア:

[(1, 31321381), (7, 4474483), (13, 2409337), (91, 344191), (491, 63791), (701, 44681), (3437, 9113), (4907, 6383)]