201721371

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127591}}^1$

素因数の和:127642

約数の個数: 16

約数和(自身を含む): 293971968

約数和(自身を除く): 92250597

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 127591, 382773, 2169047, 3955321, 6507141, 11865963, 67240457, 201721371]

約数ペア:

[(1, 201721371), (3, 67240457), (17, 11865963), (31, 6507141), (51, 3955321), (93, 2169047), (527, 382773), (1581, 127591)]