199268511

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{28229}}^1$

素因数の和:28426

約数の個数: 16

約数和(自身を含む): 287720160

約数和(自身を除く): 88451649

約数列:

[1, 3, 13, 39, 181, 543, 2353, 7059, 28229, 84687, 366977, 1100931, 5109449, 15328347, 66422837, 199268511]

約数ペア:

[(1, 199268511), (3, 66422837), (13, 15328347), (39, 5109449), (181, 1100931), (543, 366977), (2353, 84687), (7059, 28229)]