31630761

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{12161}}^1$

素因数の和:12201

約数の個数: 18

約数和(自身を含む): 48538542

約数和(自身を除く): 16907781

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 12161, 36483, 109449, 206737, 620211, 1860633, 3514529, 10543587, 31630761]

約数ペア:

[(1, 31630761), (3, 10543587), (9, 3514529), (17, 1860633), (51, 620211), (153, 206737), (289, 109449), (867, 36483), (2601, 12161)]