28315966

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{106451}}^1$

素因数の和:106479

約数の個数: 16

約数和(自身を含む): 51096960

約数和(自身を除く): 22780994

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 106451, 212902, 745157, 1490314, 2022569, 4045138, 14157983, 28315966]

約数ペア:

[(1, 28315966), (2, 14157983), (7, 4045138), (14, 2022569), (19, 1490314), (38, 745157), (133, 212902), (266, 106451)]