128879044

素因数分解:

$2^2\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{4517}}^1$

素因数の和:5547

約数の個数: 24

約数和(自身を含む): 258068160

約数和(自身を除く): 129189116

約数列:

[1, 2, 4, 7, 14, 28, 1019, 2038, 4076, 4517, 7133, 9034, 14266, 18068, 28532, 31619, 63238, 126476, 4602823, 9205646, 18411292, 32219761, 64439522, 128879044]

約数ペア:

[(1, 128879044), (2, 64439522), (4, 32219761), (7, 18411292), (14, 9205646), (28, 4602823), (1019, 126476), (2038, 63238), (4076, 31619), (4517, 28532), (7133, 18068), (9034, 14266)]