30972305

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{68071}}^1$

素因数の和:68096

約数の個数: 16

約数和(自身を含む): 45744384

約数和(自身を除く): 14772079

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 68071, 340355, 476497, 884923, 2382485, 4424615, 6194461, 30972305]

約数ペア:

[(1, 30972305), (5, 6194461), (7, 4424615), (13, 2382485), (35, 884923), (65, 476497), (91, 340355), (455, 68071)]