326778879

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{12539}}^1$

素因数の和:12639

約数の個数: 32

約数和(自身を含む): 534504960

約数和(自身を除く): 207726081

約数列:

[1, 3, 7, 17, 21, 51, 73, 119, 219, 357, 511, 1241, 1533, 3723, 8687, 12539, 26061, 37617, 87773, 213163, 263319, 639489, 915347, 1492141, 2746041, 4476423, 6407429, 15560899, 19222287, 46682697, 108926293, 326778879]

約数ペア:

[(1, 326778879), (3, 108926293), (7, 46682697), (17, 19222287), (21, 15560899), (51, 6407429), (73, 4476423), (119, 2746041), (219, 1492141), (357, 915347), (511, 639489), (1241, 263319), (1533, 213163), (3723, 87773), (8687, 37617), (12539, 26061)]