55320839

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{7621}}^1$

素因数の和:7706

約数の個数: 16

約数和(自身を含む): 68049216

約数和(自身を除く): 12728377

約数列:

[1, 7, 17, 61, 119, 427, 1037, 7259, 7621, 53347, 129557, 464881, 906899, 3254167, 7902977, 55320839]

約数ペア:

[(1, 55320839), (7, 7902977), (17, 3254167), (61, 906899), (119, 464881), (427, 129557), (1037, 53347), (7259, 7621)]