261022478

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{12611}}^1$

素因数の和:12823

約数の個数: 16

約数和(自身を含む): 399548160

約数和(自身を除く): 138525682

約数列:

[1, 2, 79, 131, 158, 262, 10349, 12611, 20698, 25222, 996269, 1652041, 1992538, 3304082, 130511239, 261022478]

約数ペア:

[(1, 261022478), (2, 130511239), (79, 3304082), (131, 1992538), (158, 1652041), (262, 996269), (10349, 25222), (12611, 20698)]