211877709

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1\times {\mathrm{4339}}^1$

素因数の和:4780

約数の個数: 16

約数和(自身を含む): 290189760

約数和(自身を除く): 78312051

約数列:

[1, 3, 41, 123, 397, 1191, 4339, 13017, 16277, 48831, 177899, 533697, 1722583, 5167749, 70625903, 211877709]

約数ペア:

[(1, 211877709), (3, 70625903), (41, 5167749), (123, 1722583), (397, 533697), (1191, 177899), (4339, 48831), (13017, 16277)]