6646575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 12561696

約数和(自身を除く): 5915121

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 401, 425, 663, 975, 1105, 1203, 1275, 2005, 3315, 5213, 5525, 6015, 6817, 10025, 15639, 16575, 20451, 26065, 30075, 34085, 78195, 88621, 102255, 130325, 170425, 265863, 390975, 443105, 511275, 1329315, 2215525, 6646575]

約数ペア:

[(1, 6646575), (3, 2215525), (5, 1329315), (13, 511275), (15, 443105), (17, 390975), (25, 265863), (39, 170425), (51, 130325), (65, 102255), (75, 88621), (85, 78195), (195, 34085), (221, 30075), (255, 26065), (325, 20451), (401, 16575), (425, 15639), (663, 10025), (975, 6817), (1105, 6015), (1203, 5525), (1275, 5213), (2005, 3315)]