388214099

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1987}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 507655680

約数和(自身を除く): 119441581

約数列:

[1, 7, 13, 19, 91, 113, 133, 247, 791, 1469, 1729, 1987, 2147, 10283, 13909, 15029, 25831, 27911, 37753, 180817, 195377, 224531, 264271, 490789, 1571717, 2918903, 3435523, 4266089, 20432321, 29862623, 55459157, 388214099]

約数ペア:

[(1, 388214099), (7, 55459157), (13, 29862623), (19, 20432321), (91, 4266089), (113, 3435523), (133, 2918903), (247, 1571717), (791, 490789), (1469, 264271), (1729, 224531), (1987, 195377), (2147, 180817), (10283, 37753), (13909, 27911), (15029, 25831)]