16725807

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 31370976

約数和(自身を除く): 14645169

約数列:

[1, 3, 7, 9, 17, 21, 23, 49, 51, 63, 69, 97, 119, 147, 153, 161, 207, 291, 357, 391, 441, 483, 679, 833, 873, 1071, 1127, 1173, 1449, 1649, 2037, 2231, 2499, 2737, 3381, 3519, 4753, 4947, 6111, 6693, 7497, 8211, 10143, 11543, 14259, 14841, 15617, 19159, 20079, 24633, 34629, 37927, 42777, 46851, 57477, 80801, 103887, 109319, 113781, 140553, 172431, 242403, 265489, 327957, 341343, 727209, 796467, 983871, 1858423, 2389401, 5575269, 16725807]

約数ペア:

[(1, 16725807), (3, 5575269), (7, 2389401), (9, 1858423), (17, 983871), (21, 796467), (23, 727209), (49, 341343), (51, 327957), (63, 265489), (69, 242403), (97, 172431), (119, 140553), (147, 113781), (153, 109319), (161, 103887), (207, 80801), (291, 57477), (357, 46851), (391, 42777), (441, 37927), (483, 34629), (679, 24633), (833, 20079), (873, 19159), (1071, 15617), (1127, 14841), (1173, 14259), (1449, 11543), (1649, 10143), (2037, 8211), (2231, 7497), (2499, 6693), (2737, 6111), (3381, 4947), (3519, 4753)]