72819831

素因数分解:

$3^1\times 7^2\times {\mathrm{599}}^1\times {\mathrm{827}}^1$

素因数の和:1443

約数の個数: 24

約数和(自身を含む): 113270400

約数和(自身を除く): 40450569

約数列:

[1, 3, 7, 21, 49, 147, 599, 827, 1797, 2481, 4193, 5789, 12579, 17367, 29351, 40523, 88053, 121569, 495373, 1486119, 3467611, 10402833, 24273277, 72819831]

約数ペア:

[(1, 72819831), (3, 24273277), (7, 10402833), (21, 3467611), (49, 1486119), (147, 495373), (599, 121569), (827, 88053), (1797, 40523), (2481, 29351), (4193, 17367), (5789, 12579)]