16985367

素因数分解:

$3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{751}}^1$

素因数の和:1123

約数の個数: 24

約数和(自身を含む): 28154880

約数和(自身を除く): 11169513

約数列:

[1, 3, 7, 9, 21, 63, 359, 751, 1077, 2253, 2513, 3231, 5257, 6759, 7539, 15771, 22617, 47313, 269609, 808827, 1887263, 2426481, 5661789, 16985367]

約数ペア:

[(1, 16985367), (3, 5661789), (7, 2426481), (9, 1887263), (21, 808827), (63, 269609), (359, 47313), (751, 22617), (1077, 15771), (2253, 7539), (2513, 6759), (3231, 5257)]