71801163

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{7649}}^1$

素因数の和:7811

約数の個数: 24

約数和(自身を含む): 119340000

約数和(自身を除く): 47538837

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 7649, 9387, 22947, 53543, 68841, 160629, 481887, 1139701, 3419103, 7977907, 10257309, 23933721, 71801163]

約数ペア:

[(1, 71801163), (3, 23933721), (7, 10257309), (9, 7977907), (21, 3419103), (63, 1139701), (149, 481887), (447, 160629), (1043, 68841), (1341, 53543), (3129, 22947), (7649, 9387)]