81737708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{12377}}^1$

素因数の和:12521

約数の個数: 24

約数和(自身を含む): 155269632

約数和(自身を除く): 73531924

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3302, 6604, 12377, 24754, 49508, 160901, 321802, 643604, 1571879, 3143758, 6287516, 20434427, 40868854, 81737708]

約数ペア:

[(1, 81737708), (2, 40868854), (4, 20434427), (13, 6287516), (26, 3143758), (52, 1571879), (127, 643604), (254, 321802), (508, 160901), (1651, 49508), (3302, 24754), (6604, 12377)]