6556221

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:423

約数の個数: 40

約数和(自身を含む): 11585024

約数和(自身を除く): 5028803

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 373, 567, 651, 837, 1119, 1953, 2511, 2611, 3357, 5859, 7833, 10071, 11563, 17577, 23499, 30213, 34689, 70497, 80941, 104067, 211491, 242823, 312201, 728469, 936603, 2185407, 6556221]

約数ペア:

[(1, 6556221), (3, 2185407), (7, 936603), (9, 728469), (21, 312201), (27, 242823), (31, 211491), (63, 104067), (81, 80941), (93, 70497), (189, 34689), (217, 30213), (279, 23499), (373, 17577), (567, 11563), (651, 10071), (837, 7833), (1119, 5859), (1953, 3357), (2511, 2611)]