251210187

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{601}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 378826560

約数和(自身を除く): 127616373

約数列:

[1, 3, 9, 27, 113, 137, 339, 411, 601, 1017, 1233, 1803, 3051, 3699, 5409, 15481, 16227, 46443, 67913, 82337, 139329, 203739, 247011, 417987, 611217, 741033, 1833651, 2223099, 9304081, 27912243, 83736729, 251210187]

約数ペア:

[(1, 251210187), (3, 83736729), (9, 27912243), (27, 9304081), (113, 2223099), (137, 1833651), (339, 741033), (411, 611217), (601, 417987), (1017, 247011), (1233, 203739), (1803, 139329), (3051, 82337), (3699, 67913), (5409, 46443), (15481, 16227)]