258285419

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1307}}^1$

素因数の和:1467

約数の個数: 24

約数和(自身を含む): 311644080

約数和(自身を除く): 53358661

約数列:

[1, 7, 37, 49, 109, 259, 763, 1307, 1813, 4033, 5341, 9149, 28231, 48359, 64043, 142463, 197617, 338513, 997241, 2369591, 5271131, 6980687, 36897917, 258285419]

約数ペア:

[(1, 258285419), (7, 36897917), (37, 6980687), (49, 5271131), (109, 2369591), (259, 997241), (763, 338513), (1307, 197617), (1813, 142463), (4033, 64043), (5341, 48359), (9149, 28231)]