138616870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{12613}}^1$

素因数の和:12784

約数の個数: 32

約数和(自身を含む): 286993728

約数和(自身を除く): 148376858

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 2198, 5495, 10990, 12613, 25226, 63065, 88291, 126130, 176582, 441455, 882910, 1980241, 3960482, 9901205, 13861687, 19802410, 27723374, 69308435, 138616870]

約数ペア:

[(1, 138616870), (2, 69308435), (5, 27723374), (7, 19802410), (10, 13861687), (14, 9901205), (35, 3960482), (70, 1980241), (157, 882910), (314, 441455), (785, 176582), (1099, 126130), (1570, 88291), (2198, 63065), (5495, 25226), (10990, 12613)]