221082971

素因数分解:

${\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1307}}^1$

素因数の和:1474

約数の個数: 16

約数和(自身を含む): 233556480

約数和(自身を除く): 12473509

約数列:

[1, 47, 59, 61, 1307, 2773, 2867, 3599, 61429, 77113, 79727, 169153, 3624311, 3747169, 4703893, 221082971]

約数ペア:

[(1, 221082971), (47, 4703893), (59, 3747169), (61, 3624311), (1307, 169153), (2773, 79727), (2867, 77113), (3599, 61429)]