284117533

素因数分解:

$7^4\times {\mathrm{73}}^1\times {\mathrm{1621}}^1$

素因数の和:1722

約数の個数: 20

約数和(自身を含む): 336198428

約数和(自身を除く): 52080895

約数列:

[1, 7, 49, 73, 343, 511, 1621, 2401, 3577, 11347, 25039, 79429, 118333, 175273, 556003, 828331, 3892021, 5798317, 40588219, 284117533]

約数ペア:

[(1, 284117533), (7, 40588219), (49, 5798317), (73, 3892021), (343, 828331), (511, 556003), (1621, 175273), (2401, 118333), (3577, 79429), (11347, 25039)]