51286895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40543}}^1$

素因数の和:40582

約数の個数: 16

約数和(自身を含む): 70060032

約数和(自身を除く): 18773137

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 40543, 202715, 445973, 932489, 2229865, 4662445, 10257379, 51286895]

約数ペア:

[(1, 51286895), (5, 10257379), (11, 4662445), (23, 2229865), (55, 932489), (115, 445973), (253, 202715), (1265, 40543)]