15940645

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 23528448

約数和(自身を除く): 7587803

約数列:

[1, 5, 7, 17, 35, 73, 85, 119, 365, 367, 511, 595, 1241, 1835, 2555, 2569, 6205, 6239, 8687, 12845, 26791, 31195, 43435, 43673, 133955, 187537, 218365, 455447, 937685, 2277235, 3188129, 15940645]

約数ペア:

[(1, 15940645), (5, 3188129), (7, 2277235), (17, 937685), (35, 455447), (73, 218365), (85, 187537), (119, 133955), (365, 43673), (367, 43435), (511, 31195), (595, 26791), (1241, 12845), (1835, 8687), (2555, 6239), (2569, 6205)]