121966145

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{8161}}^1$

素因数の和:8241

約数の個数: 24

約数和(自身を含む): 173067048

約数和(自身を除く): 51100903

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 8161, 14945, 40805, 57127, 285635, 399889, 497821, 1999445, 2489105, 3484747, 17423735, 24393229, 121966145]

約数ペア:

[(1, 121966145), (5, 24393229), (7, 17423735), (35, 3484747), (49, 2489105), (61, 1999445), (245, 497821), (305, 399889), (427, 285635), (2135, 57127), (2989, 40805), (8161, 14945)]