2199512

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 4979520

約数和(自身を除く): 2780008

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 181, 196, 217, 248, 362, 392, 434, 724, 868, 1267, 1448, 1519, 1736, 2534, 3038, 5068, 5611, 6076, 8869, 10136, 11222, 12152, 17738, 22444, 35476, 39277, 44888, 70952, 78554, 157108, 274939, 314216, 549878, 1099756, 2199512]

約数ペア:

[(1, 2199512), (2, 1099756), (4, 549878), (7, 314216), (8, 274939), (14, 157108), (28, 78554), (31, 70952), (49, 44888), (56, 39277), (62, 35476), (98, 22444), (124, 17738), (181, 12152), (196, 11222), (217, 10136), (248, 8869), (362, 6076), (392, 5611), (434, 5068), (724, 3038), (868, 2534), (1267, 1736), (1448, 1519)]