7940415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1609}}^1$

素因数の和:1671

約数の個数: 32

約数和(自身を含む): 14837760

約数和(自身を除く): 6897345

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1609, 1645, 4827, 4935, 8045, 11263, 24135, 33789, 56315, 75623, 168945, 226869, 378115, 529361, 1134345, 1588083, 2646805, 7940415]

約数ペア:

[(1, 7940415), (3, 2646805), (5, 1588083), (7, 1134345), (15, 529361), (21, 378115), (35, 226869), (47, 168945), (105, 75623), (141, 56315), (235, 33789), (329, 24135), (705, 11263), (987, 8045), (1609, 4935), (1645, 4827)]