26686985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2719}}^1$

素因数の和:2888

約数の個数: 16

約数和(自身を含む): 34728960

約数和(自身を除く): 8041975

約数列:

[1, 5, 13, 65, 151, 755, 1963, 2719, 9815, 13595, 35347, 176735, 410569, 2052845, 5337397, 26686985]

約数ペア:

[(1, 26686985), (5, 5337397), (13, 2052845), (65, 410569), (151, 176735), (755, 35347), (1963, 13595), (2719, 9815)]