2830191

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1481}}^1$

素因数の和:1511

約数の個数: 24

約数和(自身を含む): 4730544

約数和(自身を除く): 1900353

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1481, 1911, 4443, 10367, 19253, 31101, 57759, 72569, 134771, 217707, 404313, 943397, 2830191]

約数ペア:

[(1, 2830191), (3, 943397), (7, 404313), (13, 217707), (21, 134771), (39, 72569), (49, 57759), (91, 31101), (147, 19253), (273, 10367), (637, 4443), (1481, 1911)]