291278391

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{139301}}^1$

素因数の和:139362

約数の個数: 16

約数和(自身を含む): 421249248

約数和(自身を除く): 129970857

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 139301, 417903, 2368117, 5711341, 7104351, 17134023, 97092797, 291278391]

約数ペア:

[(1, 291278391), (3, 97092797), (17, 17134023), (41, 7104351), (51, 5711341), (123, 2368117), (697, 417903), (2091, 139301)]