30758931

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3727}}^1$

素因数の和:3871

約数の個数: 24

約数和(自身を含む): 51177984

約数和(自身を除く): 20419053

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 3727, 8253, 11181, 26089, 33543, 78267, 234801, 488237, 1464711, 3417659, 4394133, 10252977, 30758931]

約数ペア:

[(1, 30758931), (3, 10252977), (7, 4394133), (9, 3417659), (21, 1464711), (63, 488237), (131, 234801), (393, 78267), (917, 33543), (1179, 26089), (2751, 11181), (3727, 8253)]