51345999

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6983}}^1$

素因数の和:7051

約数の個数: 24

約数和(自身を含む): 79896960

約数和(自身を除く): 28550961

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 6983, 7353, 20949, 62847, 132677, 300269, 398031, 900807, 1194093, 2702421, 5705111, 17115333, 51345999]

約数ペア:

[(1, 51345999), (3, 17115333), (9, 5705111), (19, 2702421), (43, 1194093), (57, 900807), (129, 398031), (171, 300269), (387, 132677), (817, 62847), (2451, 20949), (6983, 7353)]