72197727

素因数分解:

$3^1\times 7^3\times {\mathrm{70163}}^1$

素因数の和:70187

約数の個数: 16

約数和(自身を含む): 112262400

約数和(自身を除く): 40064673

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 70163, 210489, 491141, 1473423, 3437987, 10313961, 24065909, 72197727]

約数ペア:

[(1, 72197727), (3, 24065909), (7, 10313961), (21, 3437987), (49, 1473423), (147, 491141), (343, 210489), (1029, 70163)]