391008079

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{12791}}^1$

素因数の和:13206

約数の個数: 16

約数和(自身を含む): 488756736

約数和(自身を除く): 97748657

約数列:

[1, 7, 11, 77, 397, 2779, 4367, 12791, 30569, 89537, 140701, 984907, 5078027, 35546189, 55858297, 391008079]

約数ペア:

[(1, 391008079), (7, 55858297), (11, 35546189), (77, 5078027), (397, 984907), (2779, 140701), (4367, 89537), (12791, 30569)]