1291288322

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1\times {\mathrm{20201}}^1$

素因数の和:21265

約数の個数: 16

約数和(自身を含む): 2001452544

約数和(自身を除く): 710164222

約数列:

[1, 2, 31, 62, 1031, 2062, 20201, 31961, 40402, 63922, 626231, 1252462, 20827231, 41654462, 645644161, 1291288322]

約数ペア:

[(1, 1291288322), (2, 645644161), (31, 41654462), (62, 20827231), (1031, 1252462), (2062, 626231), (20201, 63922), (31961, 40402)]