189920265

素因数分解:

$3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 308188800

約数和(自身を除く): 118268535

約数列:

[1, 3, 5, 15, 163, 173, 449, 489, 519, 815, 865, 1347, 2245, 2445, 2595, 6735, 28199, 73187, 77677, 84597, 140995, 219561, 233031, 365935, 388385, 422985, 1097805, 1165155, 12661351, 37984053, 63306755, 189920265]

約数ペア:

[(1, 189920265), (3, 63306755), (5, 37984053), (15, 12661351), (163, 1165155), (173, 1097805), (449, 422985), (489, 388385), (519, 365935), (815, 233031), (865, 219561), (1347, 140995), (2245, 84597), (2445, 77677), (2595, 73187), (6735, 28199)]