17181989

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{601}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 19764864

約数和(自身を除く): 2582875

約数列:

[1, 11, 23, 113, 253, 601, 1243, 2599, 6611, 13823, 28589, 67913, 152053, 747043, 1561999, 17181989]

約数ペア:

[(1, 17181989), (11, 1561999), (23, 747043), (113, 152053), (253, 67913), (601, 28589), (1243, 13823), (2599, 6611)]