15980811

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{9883}}^1$

素因数の和:9911

約数の個数: 24

約数和(自身を含む): 27042624

約数和(自身を除く): 11061813

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 9883, 29649, 69181, 108713, 207543, 326139, 484267, 760991, 1452801, 2282973, 5326937, 15980811]

約数ペア:

[(1, 15980811), (3, 5326937), (7, 2282973), (11, 1452801), (21, 760991), (33, 484267), (49, 326139), (77, 207543), (147, 108713), (231, 69181), (539, 29649), (1617, 9883)]