1909306085

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{38693}}^1$

素因数の和:38908

約数の個数: 16

約数和(自身を含む): 2340213120

約数和(自身を除く): 430907035

約数列:

[1, 5, 71, 139, 355, 695, 9869, 38693, 49345, 193465, 2747203, 5378327, 13736015, 26891635, 381861217, 1909306085]

約数ペア:

[(1, 1909306085), (5, 381861217), (71, 26891635), (139, 13736015), (355, 5378327), (695, 2747203), (9869, 193465), (38693, 49345)]