8490398399

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{537401}}^1$

素因数の和:537506

約数の個数: 16

約数和(自身を含む): 10128952896

約数和(自身を除く): 1638554497

約数列:

[1, 7, 37, 61, 259, 427, 2257, 15799, 537401, 3761807, 19883837, 32781461, 139186859, 229470227, 1212914057, 8490398399]

約数ペア:

[(1, 8490398399), (7, 1212914057), (37, 229470227), (61, 139186859), (259, 32781461), (427, 19883837), (2257, 3761807), (15799, 537401)]