68448961

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 85248000

約数和(自身を除く): 16799039

約数列:

[1, 7, 29, 31, 73, 149, 203, 217, 511, 899, 1043, 2117, 2263, 4321, 4619, 6293, 10877, 14819, 15841, 30247, 32333, 65627, 76139, 133951, 315433, 337187, 459389, 937657, 2208031, 2360309, 9778423, 68448961]

約数ペア:

[(1, 68448961), (7, 9778423), (29, 2360309), (31, 2208031), (73, 937657), (149, 459389), (203, 337187), (217, 315433), (511, 133951), (899, 76139), (1043, 65627), (2117, 32333), (2263, 30247), (4321, 15841), (4619, 14819), (6293, 10877)]