689424385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{2647}}^1\times {\mathrm{4007}}^1$

素因数の和:6672

約数の個数: 16

約数和(自身を含む): 891507456

約数和(自身を除く): 202083071

約数列:

[1, 5, 13, 65, 2647, 4007, 13235, 20035, 34411, 52091, 172055, 260455, 10606529, 53032645, 137884877, 689424385]

約数ペア:

[(1, 689424385), (5, 137884877), (13, 53032645), (65, 10606529), (2647, 260455), (4007, 172055), (13235, 52091), (20035, 34411)]