31496829

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1021}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 52195584

約数和(自身を除く): 20698755

約数列:

[1, 3, 7, 13, 21, 39, 91, 113, 273, 339, 791, 1021, 1469, 2373, 3063, 4407, 7147, 10283, 13273, 21441, 30849, 39819, 92911, 115373, 278733, 346119, 807611, 1499849, 2422833, 4499547, 10498943, 31496829]

約数ペア:

[(1, 31496829), (3, 10498943), (7, 4499547), (13, 2422833), (21, 1499849), (39, 807611), (91, 346119), (113, 278733), (273, 115373), (339, 92911), (791, 39819), (1021, 30849), (1469, 21441), (2373, 13273), (3063, 10283), (4407, 7147)]