91015255

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2\times {\mathrm{157}}^1$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 116330976

約数和(自身を除く): 25315721

約数列:

[1, 5, 23, 71, 115, 157, 355, 785, 1633, 3611, 5041, 8165, 11147, 18055, 25205, 55735, 115943, 256381, 579715, 791437, 1281905, 3957185, 18203051, 91015255]

約数ペア:

[(1, 91015255), (5, 18203051), (23, 3957185), (71, 1281905), (115, 791437), (157, 579715), (355, 256381), (785, 115943), (1633, 55735), (3611, 25205), (5041, 18055), (8165, 11147)]