257436354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{39041}}^1$

素因数の和:39210

約数の個数: 32

約数和(自身を含む): 592189056

約数和(自身を除く): 334752702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 157, 314, 471, 942, 1099, 2198, 3297, 6594, 39041, 78082, 117123, 234246, 273287, 546574, 819861, 1639722, 6129437, 12258874, 18388311, 36776622, 42906059, 85812118, 128718177, 257436354]

約数ペア:

[(1, 257436354), (2, 128718177), (3, 85812118), (6, 42906059), (7, 36776622), (14, 18388311), (21, 12258874), (42, 6129437), (157, 1639722), (314, 819861), (471, 546574), (942, 273287), (1099, 234246), (2198, 117123), (3297, 78082), (6594, 39041)]