1551142655

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{313679}}^1$

素因数の和:313750

約数の個数: 16

約数和(自身を含む): 1987476480

約数和(自身を除く): 436333825

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 313679, 1568395, 7214617, 13488197, 36073085, 67440985, 310228531, 1551142655]

約数ペア:

[(1, 1551142655), (5, 310228531), (23, 67440985), (43, 36073085), (115, 13488197), (215, 7214617), (989, 1568395), (4945, 313679)]