18160149

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{12907}}^1$

素因数の和:12984

約数の個数: 16

約数和(自身を含む): 28087808

約数和(自身を除く): 9927659

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 12907, 38721, 90349, 271047, 864769, 2594307, 6053383, 18160149]

約数ペア:

[(1, 18160149), (3, 6053383), (7, 2594307), (21, 864769), (67, 271047), (201, 90349), (469, 38721), (1407, 12907)]