201720181

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21227}}^1$

素因数の和:21300

約数の個数: 16

約数和(自身を含む): 235376064

約数和(自身を除く): 33655883

約数列:

[1, 13, 17, 43, 221, 559, 731, 9503, 21227, 275951, 360859, 912761, 4691167, 11865893, 15516937, 201720181]

約数ペア:

[(1, 201720181), (13, 15516937), (17, 11865893), (43, 4691167), (221, 912761), (559, 360859), (731, 275951), (9503, 21227)]