9916221

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7741}}^1$

素因数の和:7812

約数の個数: 16

約数和(自身を含む): 15360128

約数和(自身を除く): 5443907

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 7741, 23223, 54187, 162561, 472201, 1416603, 3305407, 9916221]

約数ペア:

[(1, 9916221), (3, 3305407), (7, 1416603), (21, 472201), (61, 162561), (183, 54187), (427, 23223), (1281, 7741)]