288903993

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^2\times {\mathrm{1997}}^1$

素因数の和:2173

約数の個数: 24

約数和(自身を含む): 445825728

約数和(自身を除く): 156921735

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 1997, 5991, 6889, 13979, 20667, 41937, 48223, 144669, 165751, 497253, 1160257, 3480771, 13757333, 41271999, 96301331, 288903993]

約数ペア:

[(1, 288903993), (3, 96301331), (7, 41271999), (21, 13757333), (83, 3480771), (249, 1160257), (581, 497253), (1743, 165751), (1997, 144669), (5991, 48223), (6889, 41937), (13979, 20667)]