40221997

素因数分解:

${\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 42747264

約数和(自身を除く): 2525267

約数列:

[1, 37, 61, 71, 251, 2257, 2627, 4331, 9287, 15311, 17821, 160247, 566507, 659377, 1087081, 40221997]

約数ペア:

[(1, 40221997), (37, 1087081), (61, 659377), (71, 566507), (251, 160247), (2257, 17821), (2627, 15311), (4331, 9287)]