221609917

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{2003}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 237017088

約数和(自身を除く): 15407171

約数列:

[1, 31, 43, 83, 1333, 2003, 2573, 3569, 62093, 86129, 110639, 166249, 2669999, 5153719, 7148707, 221609917]

約数ペア:

[(1, 221609917), (31, 7148707), (43, 5153719), (83, 2669999), (1333, 166249), (2003, 110639), (2573, 86129), (3569, 62093)]