72568456

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{20663}}^1$

素因数の和:21108

約数の個数: 16

約数和(自身を含む): 136382400

約数和(自身を除く): 63813944

約数列:

[1, 2, 4, 8, 439, 878, 1756, 3512, 20663, 41326, 82652, 165304, 9071057, 18142114, 36284228, 72568456]

約数ペア:

[(1, 72568456), (2, 36284228), (4, 18142114), (8, 9071057), (439, 165304), (878, 82652), (1756, 41326), (3512, 20663)]