72381447

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{499}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 106704000

約数和(自身を除く): 34322553

約数列:

[1, 3, 9, 71, 213, 227, 499, 639, 681, 1497, 2043, 4491, 16117, 35429, 48351, 106287, 113273, 145053, 318861, 339819, 1019457, 8042383, 24127149, 72381447]

約数ペア:

[(1, 72381447), (3, 24127149), (9, 8042383), (71, 1019457), (213, 339819), (227, 318861), (499, 145053), (639, 113273), (681, 106287), (1497, 48351), (2043, 35429), (4491, 16117)]