2012122791

素因数分解:

$3^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{121439}}^1$

素因数の和:121715

約数の個数: 24

約数和(自身を含む): 3334256640

約数和(自身を除く): 1322133849

約数列:

[1, 3, 7, 9, 21, 63, 263, 789, 1841, 2367, 5523, 16569, 121439, 364317, 850073, 1092951, 2550219, 7650657, 31938457, 95815371, 223569199, 287446113, 670707597, 2012122791]

約数ペア:

[(1, 2012122791), (3, 670707597), (7, 287446113), (9, 223569199), (21, 95815371), (63, 31938457), (263, 7650657), (789, 2550219), (1841, 1092951), (2367, 850073), (5523, 364317), (16569, 121439)]