7129821111

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1105913}}^1$

素因数の和:1106230

約数の個数: 16

約数和(自身を含む): 10899888384

約数和(自身を除く): 3770067273

約数列:

[1, 3, 7, 21, 307, 921, 2149, 6447, 1105913, 3317739, 7741391, 23224173, 339515291, 1018545873, 2376607037, 7129821111]

約数ペア:

[(1, 7129821111), (3, 2376607037), (7, 1018545873), (21, 339515291), (307, 23224173), (921, 7741391), (2149, 3317739), (6447, 1105913)]