81246564

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{11941}}^1$

素因数の和:11967

約数の個数: 72

約数和(自身を含む): 243425728

約数和(自身を除く): 162179164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 11941, 23882, 35823, 47764, 71646, 83587, 107469, 143292, 167174, 214938, 250761, 322407, 334348, 429876, 501522, 644814, 752283, 967221, 1003044, 1289628, 1504566, 1934442, 2256849, 2901663, 3009132, 3868884, 4513698, 5803326, 6770547, 9027396, 11606652, 13541094, 20311641, 27082188, 40623282, 81246564]

約数ペア:

[(1, 81246564), (2, 40623282), (3, 27082188), (4, 20311641), (6, 13541094), (7, 11606652), (9, 9027396), (12, 6770547), (14, 5803326), (18, 4513698), (21, 3868884), (27, 3009132), (28, 2901663), (36, 2256849), (42, 1934442), (54, 1504566), (63, 1289628), (81, 1003044), (84, 967221), (108, 752283), (126, 644814), (162, 501522), (189, 429876), (243, 334348), (252, 322407), (324, 250761), (378, 214938), (486, 167174), (567, 143292), (756, 107469), (972, 83587), (1134, 71646), (1701, 47764), (2268, 35823), (3402, 23882), (6804, 11941)]