81973818

素因数分解:

$2^1\times 3^2\times {\mathrm{349}}^1\times {\mathrm{13049}}^1$

素因数の和:13406

約数の個数: 24

約数和(自身を含む): 178132500

約数和(自身を除く): 96158682

約数列:

[1, 2, 3, 6, 9, 18, 349, 698, 1047, 2094, 3141, 6282, 13049, 26098, 39147, 78294, 117441, 234882, 4554101, 9108202, 13662303, 27324606, 40986909, 81973818]

約数ペア:

[(1, 81973818), (2, 40986909), (3, 27324606), (6, 13662303), (9, 9108202), (18, 4554101), (349, 234882), (698, 117441), (1047, 78294), (2094, 39147), (3141, 26098), (6282, 13049)]