23145219

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 35100000

約数和(自身を除く): 11954781

約数列:

[1, 3, 9, 29, 71, 87, 213, 261, 639, 1249, 2059, 3747, 6177, 11241, 18531, 36221, 88679, 108663, 266037, 325989, 798111, 2571691, 7715073, 23145219]

約数ペア:

[(1, 23145219), (3, 7715073), (9, 2571691), (29, 798111), (71, 325989), (87, 266037), (213, 108663), (261, 88679), (639, 36221), (1249, 18531), (2059, 11241), (3747, 6177)]