81695747

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{911}}^1$

素因数の和:1498

約数の個数: 16

約数和(自身を含む): 97708032

約数和(自身を除く): 16012285

約数列:

[1, 7, 23, 161, 557, 911, 3899, 6377, 12811, 20953, 89677, 146671, 507427, 3551989, 11670821, 81695747]

約数ペア:

[(1, 81695747), (7, 11670821), (23, 3551989), (161, 507427), (557, 146671), (911, 89677), (3899, 20953), (6377, 12811)]