138166015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1\times {\mathrm{2621}}^1$

素因数の和:3450

約数の個数: 16

約数和(自身を含む): 178841376

約数和(自身を除く): 40675361

約数列:

[1, 5, 13, 65, 811, 2621, 4055, 10543, 13105, 34073, 52715, 170365, 2125631, 10628155, 27633203, 138166015]

約数ペア:

[(1, 138166015), (5, 27633203), (13, 10628155), (65, 2125631), (811, 170365), (2621, 52715), (4055, 34073), (10543, 13105)]