267452913

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{4973}}^1$

素因数の和:5193

約数の個数: 32

約数和(自身を含む): 441213696

約数和(自身を除く): 173760783

約数列:

[1, 3, 7, 13, 21, 39, 91, 197, 273, 591, 1379, 2561, 4137, 4973, 7683, 14919, 17927, 34811, 53781, 64649, 104433, 193947, 452543, 979681, 1357629, 2939043, 6857767, 12735853, 20573301, 38207559, 89150971, 267452913]

約数ペア:

[(1, 267452913), (3, 89150971), (7, 38207559), (13, 20573301), (21, 12735853), (39, 6857767), (91, 2939043), (197, 1357629), (273, 979681), (591, 452543), (1379, 193947), (2561, 104433), (4137, 64649), (4973, 53781), (7683, 34811), (14919, 17927)]