2912881985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1445599}}^1$

素因数の和:1445648

約数の個数: 16

約数和(自身を含む): 3885772800

約数和(自身を除く): 972890815

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 1445599, 7227995, 18792787, 44813569, 93963935, 224067845, 582576397, 2912881985]

約数ペア:

[(1, 2912881985), (5, 582576397), (13, 224067845), (31, 93963935), (65, 44813569), (155, 18792787), (403, 7227995), (2015, 1445599)]