139935999

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{367}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 217808896

約数和(自身を除く): 77872897

約数列:

[1, 3, 7, 21, 67, 201, 271, 367, 469, 813, 1101, 1407, 1897, 2569, 5691, 7707, 18157, 24589, 54471, 73767, 99457, 127099, 172123, 298371, 381297, 516369, 696199, 2088597, 6663619, 19990857, 46645333, 139935999]

約数ペア:

[(1, 139935999), (3, 46645333), (7, 19990857), (21, 6663619), (67, 2088597), (201, 696199), (271, 516369), (367, 381297), (469, 298371), (813, 172123), (1101, 127099), (1407, 99457), (1897, 73767), (2569, 54471), (5691, 24589), (7707, 18157)]