81540998

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{75641}}^1$

素因数の和:75668

約数の個数: 24

約数和(自身を含む): 155217384

約数和(自身を除く): 73676386

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 75641, 151282, 529487, 832051, 1058974, 1664102, 3706409, 5824357, 7412818, 11648714, 40770499, 81540998]

約数ペア:

[(1, 81540998), (2, 40770499), (7, 11648714), (11, 7412818), (14, 5824357), (22, 3706409), (49, 1664102), (77, 1058974), (98, 832051), (154, 529487), (539, 151282), (1078, 75641)]