972531

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 1647360

約数和(自身を除く): 674829

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 359, 387, 903, 1077, 2513, 2709, 3231, 7539, 15437, 22617, 46311, 108059, 138933, 324177, 972531]

約数ペア:

[(1, 972531), (3, 324177), (7, 138933), (9, 108059), (21, 46311), (43, 22617), (63, 15437), (129, 7539), (301, 3231), (359, 2709), (387, 2513), (903, 1077)]