201988735

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83987}}^1$

素因数の和:84042

約数の個数: 16

約数和(自身を含む): 268089696

約数和(自身を除く): 66100961

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 83987, 419935, 1091831, 3107519, 5459155, 15537595, 40397747, 201988735]

約数ペア:

[(1, 201988735), (5, 40397747), (13, 15537595), (37, 5459155), (65, 3107519), (185, 1091831), (481, 419935), (2405, 83987)]