31621491

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16811}}^1$

素因数の和:16847

約数の個数: 24

約数和(自身を含む): 52453440

約数和(自身を除く): 20831949

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 16811, 50433, 151299, 184921, 319409, 554763, 958227, 1664289, 2874681, 3513499, 10540497, 31621491]

約数ペア:

[(1, 31621491), (3, 10540497), (9, 3513499), (11, 2874681), (19, 1664289), (33, 958227), (57, 554763), (99, 319409), (171, 184921), (209, 151299), (627, 50433), (1881, 16811)]