28749736

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2591}}^1$

素因数の和:2689

約数の個数: 32

約数和(自身を含む): 57542400

約数和(自身を除く): 28792664

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 2591, 2774, 5182, 5548, 10364, 11096, 20728, 49229, 98458, 189143, 196916, 378286, 393832, 756572, 1513144, 3593717, 7187434, 14374868, 28749736]

約数ペア:

[(1, 28749736), (2, 14374868), (4, 7187434), (8, 3593717), (19, 1513144), (38, 756572), (73, 393832), (76, 378286), (146, 196916), (152, 189143), (292, 98458), (584, 49229), (1387, 20728), (2591, 11096), (2774, 10364), (5182, 5548)]