291207439

素因数分解:

${\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{691}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 309705984

約数和(自身を除く): 18498545

約数列:

[1, 23, 73, 251, 691, 1679, 5773, 15893, 18323, 50443, 173441, 421429, 1160189, 3989143, 12661193, 291207439]

約数ペア:

[(1, 291207439), (23, 12661193), (73, 3989143), (251, 1160189), (691, 421429), (1679, 173441), (5773, 50443), (15893, 18323)]