51386505

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79669}}^1$

素因数の和:79720

約数の個数: 16

約数和(自身を含む): 84131520

約数和(自身を除く): 32745015

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 79669, 239007, 398345, 1195035, 3425767, 10277301, 17128835, 51386505]

約数ペア:

[(1, 51386505), (3, 17128835), (5, 10277301), (15, 3425767), (43, 1195035), (129, 398345), (215, 239007), (645, 79669)]