7789971

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:483

約数の個数: 24

約数和(自身を含む): 12188880

約数和(自身を除く): 4398909

約数列:

[1, 3, 7, 21, 49, 147, 197, 269, 591, 807, 1379, 1883, 4137, 5649, 9653, 13181, 28959, 39543, 52993, 158979, 370951, 1112853, 2596657, 7789971]

約数ペア:

[(1, 7789971), (3, 2596657), (7, 1112853), (21, 370951), (49, 158979), (147, 52993), (197, 39543), (269, 28959), (591, 13181), (807, 9653), (1379, 5649), (1883, 4137)]