2028747

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 3240336

約数和(自身を除く): 1211589

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 373, 777, 1119, 1813, 2611, 5439, 7833, 13801, 18277, 41403, 54831, 96607, 289821, 676249, 2028747]

約数ペア:

[(1, 2028747), (3, 676249), (7, 289821), (21, 96607), (37, 54831), (49, 41403), (111, 18277), (147, 13801), (259, 7833), (373, 5439), (777, 2611), (1119, 1813)]