81132884

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{19447}}^1$

素因数の和:19607

約数の個数: 24

約数和(自身を含む): 163363200

約数和(自身を除く): 82230316

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 19447, 38894, 77788, 136129, 272258, 544516, 2897603, 5795206, 11590412, 20283221, 40566442, 81132884]

約数ペア:

[(1, 81132884), (2, 40566442), (4, 20283221), (7, 11590412), (14, 5795206), (28, 2897603), (149, 544516), (298, 272258), (596, 136129), (1043, 77788), (2086, 38894), (4172, 19447)]