51015363

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{17477}}^1$

素因数の和:17626

約数の個数: 16

約数和(自身を含む): 78301440

約数和(自身を除く): 27286077

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 17477, 52431, 122339, 367017, 2429303, 7287909, 17005121, 51015363]

約数ペア:

[(1, 51015363), (3, 17005121), (7, 7287909), (21, 2429303), (139, 367017), (417, 122339), (973, 52431), (2919, 17477)]