391069846

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{21023}}^1$

素因数の和:21227

約数の個数: 16

約数和(自身を含む): 599436288

約数和(自身を除く): 208366442

約数列:

[1, 2, 71, 131, 142, 262, 9301, 18602, 21023, 42046, 1492633, 2754013, 2985266, 5508026, 195534923, 391069846]

約数ペア:

[(1, 391069846), (2, 195534923), (71, 5508026), (131, 2985266), (142, 2754013), (262, 1492633), (9301, 42046), (18602, 21023)]