28877690

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{19381}}^1$

素因数の和:19537

約数の個数: 16

約数和(自身を含む): 52331400

約数和(自身を除く): 23453710

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 19381, 38762, 96905, 193810, 2887769, 5775538, 14438845, 28877690]

約数ペア:

[(1, 28877690), (2, 14438845), (5, 5775538), (10, 2887769), (149, 193810), (298, 96905), (745, 38762), (1490, 19381)]