77637861

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 137749248

約数和(自身を除く): 60111387

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 71, 119, 153, 213, 357, 497, 639, 1021, 1071, 1207, 1491, 3063, 3621, 4473, 7147, 8449, 9189, 10863, 17357, 21441, 25347, 52071, 64323, 72491, 76041, 121499, 156213, 217473, 364497, 507437, 652419, 1093491, 1232347, 1522311, 3697041, 4566933, 8626429, 11091123, 25879287, 77637861]

約数ペア:

[(1, 77637861), (3, 25879287), (7, 11091123), (9, 8626429), (17, 4566933), (21, 3697041), (51, 1522311), (63, 1232347), (71, 1093491), (119, 652419), (153, 507437), (213, 364497), (357, 217473), (497, 156213), (639, 121499), (1021, 76041), (1071, 72491), (1207, 64323), (1491, 52071), (3063, 25347), (3621, 21441), (4473, 17357), (7147, 10863), (8449, 9189)]