201221943

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{5281}}^1$

素因数の和:6274

約数の個数: 16

約数和(自身を含む): 289284576

約数和(自身を除く): 88062633

約数列:

[1, 3, 13, 39, 977, 2931, 5281, 12701, 15843, 38103, 68653, 205959, 5159537, 15478611, 67073981, 201221943]

約数ペア:

[(1, 201221943), (3, 67073981), (13, 15478611), (39, 5159537), (977, 205959), (2931, 68653), (5281, 38103), (12701, 15843)]