205622170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1581709}}^1$

素因数の和:1581729

約数の個数: 16

約数和(自身を含む): 398590920

約数和(自身を除く): 192968750

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1581709, 3163418, 7908545, 15817090, 20562217, 41124434, 102811085, 205622170]

約数ペア:

[(1, 205622170), (2, 102811085), (5, 41124434), (10, 20562217), (13, 15817090), (26, 7908545), (65, 3163418), (130, 1581709)]