222749009

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{2539}}^1$

素因数の和:2780

約数の個数: 16

約数和(自身を含む): 259445760

約数和(自身を除く): 36696751

約数列:

[1, 7, 83, 151, 581, 1057, 2539, 12533, 17773, 87731, 210737, 383389, 1475159, 2683723, 31821287, 222749009]

約数ペア:

[(1, 222749009), (7, 31821287), (83, 2683723), (151, 1475159), (581, 383389), (1057, 210737), (2539, 87731), (12533, 17773)]