388220157

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{5521}}^1$

素因数の和:6141

約数の個数: 24

約数和(自身を含む): 605012408

約数和(自身を除く): 216792251

約数列:

[1, 3, 9, 13, 39, 117, 601, 1803, 5409, 5521, 7813, 16563, 23439, 49689, 70317, 71773, 215319, 645957, 3318121, 9954363, 29863089, 43135573, 129406719, 388220157]

約数ペア:

[(1, 388220157), (3, 129406719), (9, 43135573), (13, 29863089), (39, 9954363), (117, 3318121), (601, 645957), (1803, 215319), (5409, 71773), (5521, 70317), (7813, 49689), (16563, 23439)]