661844794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{41257}}^1$

素因数の和:41889

約数の個数: 16

約数和(自身を含む): 1070892648

約数和(自身を除く): 409047854

約数列:

[1, 2, 13, 26, 617, 1234, 8021, 16042, 41257, 82514, 536341, 1072682, 25455569, 50911138, 330922397, 661844794]

約数ペア:

[(1, 661844794), (2, 330922397), (13, 50911138), (26, 25455569), (617, 1072682), (1234, 536341), (8021, 82514), (16042, 41257)]