2105494985

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{34457}}^1$

素因数の和:34585

約数の個数: 24

約数和(自身を含む): 2804743368

約数和(自身を除く): 699248383

約数列:

[1, 5, 11, 55, 101, 121, 505, 605, 1111, 5555, 12221, 34457, 61105, 172285, 379027, 1895135, 3480157, 4169297, 17400785, 20846485, 38281727, 191408635, 421098997, 2105494985]

約数ペア:

[(1, 2105494985), (5, 421098997), (11, 191408635), (55, 38281727), (101, 20846485), (121, 17400785), (505, 4169297), (605, 3480157), (1111, 1895135), (5555, 379027), (12221, 172285), (34457, 61105)]