28719915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6361}}^1$

素因数の和:6419

約数の個数: 32

約数和(自身を含む): 53746176

約数和(自身を除く): 25026261

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4515, 6361, 19083, 31805, 44527, 95415, 133581, 222635, 273523, 667905, 820569, 1367615, 1914661, 4102845, 5743983, 9573305, 28719915]

約数ペア:

[(1, 28719915), (3, 9573305), (5, 5743983), (7, 4102845), (15, 1914661), (21, 1367615), (35, 820569), (43, 667905), (105, 273523), (129, 222635), (215, 133581), (301, 95415), (645, 44527), (903, 31805), (1505, 19083), (4515, 6361)]