72299419

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 81784800

約数和(自身を除く): 9485381

約数列:

[1, 17, 23, 73, 149, 289, 391, 1241, 1679, 2533, 3427, 6647, 10877, 21097, 28543, 43061, 58259, 184909, 250171, 485231, 990403, 3143453, 4252907, 72299419]

約数ペア:

[(1, 72299419), (17, 4252907), (23, 3143453), (73, 990403), (149, 485231), (289, 250171), (391, 184909), (1241, 58259), (1679, 43061), (2533, 28543), (3427, 21097), (6647, 10877)]