218722391

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{2293}}^1$

素因数の和:2522

約数の個数: 16

約数和(自身を含む): 240484608

約数和(自身を除く): 21762217

約数列:

[1, 17, 31, 181, 527, 2293, 3077, 5611, 38981, 71083, 95387, 415033, 1208411, 7055561, 12866023, 218722391]

約数ペア:

[(1, 218722391), (17, 12866023), (31, 7055561), (181, 1208411), (527, 415033), (2293, 95387), (3077, 71083), (5611, 38981)]