72199071

素因数分解:

$3^2\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{1103}}^1$

素因数の和:2155

約数の個数: 24

約数和(自身を含む): 119408640

約数和(自身を除く): 47209569

約数列:

[1, 3, 7, 9, 21, 63, 1039, 1103, 3117, 3309, 7273, 7721, 9351, 9927, 21819, 23163, 65457, 69489, 1146017, 3438051, 8022119, 10314153, 24066357, 72199071]

約数ペア:

[(1, 72199071), (3, 24066357), (7, 10314153), (9, 8022119), (21, 3438051), (63, 1146017), (1039, 69489), (1103, 65457), (3117, 23163), (3309, 21819), (7273, 9927), (7721, 9351)]