31928337

素因数分解:

$3^4\times 7^1\times {\mathrm{56311}}^1$

素因数の和:56330

約数の個数: 20

約数和(自身を含む): 54510016

約数和(自身を除く): 22581679

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 56311, 168933, 394177, 506799, 1182531, 1520397, 3547593, 4561191, 10642779, 31928337]

約数ペア:

[(1, 31928337), (3, 10642779), (7, 4561191), (9, 3547593), (21, 1520397), (27, 1182531), (63, 506799), (81, 394177), (189, 168933), (567, 56311)]