201616443

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{17681}}^1$

素因数の和:17875

約数の個数: 24

約数和(自身を含む): 334684896

約数和(自身を除く): 133068453

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 11403, 17681, 53043, 123767, 159129, 371301, 1113903, 3200261, 9600783, 22401827, 28802349, 67205481, 201616443]

約数ペア:

[(1, 201616443), (3, 67205481), (7, 28802349), (9, 22401827), (21, 9600783), (63, 3200261), (181, 1113903), (543, 371301), (1267, 159129), (1629, 123767), (3801, 53043), (11403, 17681)]