209331902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{259717}}^1$

素因数の和:259763

約数の個数: 16

約数和(自身を含む): 349060992

約数和(自身を除く): 139729090

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 259717, 519434, 3376321, 6752642, 8051227, 16102454, 104665951, 209331902]

約数ペア:

[(1, 209331902), (2, 104665951), (13, 16102454), (26, 8051227), (31, 6752642), (62, 3376321), (403, 519434), (806, 259717)]