23915529

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{21961}}^1$

素因数の和:21989

約数の個数: 18

約数和(自身を含む): 37972298

約数和(自身を除く): 14056769

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 21961, 65883, 197649, 241571, 724713, 2174139, 2657281, 7971843, 23915529]

約数ペア:

[(1, 23915529), (3, 7971843), (9, 2657281), (11, 2174139), (33, 724713), (99, 241571), (121, 197649), (363, 65883), (1089, 21961)]