890398745

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{31817}}^1$

素因数の和:32044

約数の個数: 16

約数和(自身を含む): 1111084560

約数和(自身を除く): 220685815

約数列:

[1, 5, 29, 145, 193, 965, 5597, 27985, 31817, 159085, 922693, 4613465, 6140681, 30703405, 178079749, 890398745]

約数ペア:

[(1, 890398745), (5, 178079749), (29, 30703405), (145, 6140681), (193, 4613465), (965, 922693), (5597, 159085), (27985, 31817)]