142787477

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{12821}}^1$

素因数の和:12908

約数の個数: 16

約数和(自身を含む): 171507072

約数和(自身を除く): 28719595

約数列:

[1, 7, 37, 43, 259, 301, 1591, 11137, 12821, 89747, 474377, 551303, 3320639, 3859121, 20398211, 142787477]

約数ペア:

[(1, 142787477), (7, 20398211), (37, 3859121), (43, 3320639), (259, 551303), (301, 474377), (1591, 89747), (11137, 12821)]