72581516

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{20411}}^1$

素因数の和:20549

約数の個数: 24

約数和(自身を含む): 146313216

約数和(自身を除く): 73731700

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 20411, 40822, 81644, 142877, 285754, 571508, 2592197, 5184394, 10368788, 18145379, 36290758, 72581516]

約数ペア:

[(1, 72581516), (2, 36290758), (4, 18145379), (7, 10368788), (14, 5184394), (28, 2592197), (127, 571508), (254, 285754), (508, 142877), (889, 81644), (1778, 40822), (3556, 20411)]