31219947

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{13711}}^1$

素因数の和:13751

約数の個数: 24

約数和(自身を含む): 51337728

約数和(自身を除く): 20117781

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 13711, 41133, 123399, 150821, 315353, 452463, 946059, 1357389, 2838177, 3468883, 10406649, 31219947]

約数ペア:

[(1, 31219947), (3, 10406649), (9, 3468883), (11, 2838177), (23, 1357389), (33, 946059), (69, 452463), (99, 315353), (207, 150821), (253, 123399), (759, 41133), (2277, 13711)]