31307003

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{953}}^1$

素因数の和:1011

約数の個数: 24

約数和(自身を含む): 40709088

約数和(自身を除く): 9402085

約数列:

[1, 7, 13, 19, 91, 133, 247, 361, 953, 1729, 2527, 4693, 6671, 12389, 18107, 32851, 86723, 126749, 235391, 344033, 1647737, 2408231, 4472429, 31307003]

約数ペア:

[(1, 31307003), (7, 4472429), (13, 2408231), (19, 1647737), (91, 344033), (133, 235391), (247, 126749), (361, 86723), (953, 32851), (1729, 18107), (2527, 12389), (4693, 6671)]