4415439

素因数分解:

$3^1\times 7^4\times {\mathrm{613}}^1$

素因数の和:644

約数の個数: 20

約数和(自身を含む): 6879256

約数和(自身を除く): 2463817

約数列:

[1, 3, 7, 21, 49, 147, 343, 613, 1029, 1839, 2401, 4291, 7203, 12873, 30037, 90111, 210259, 630777, 1471813, 4415439]

約数ペア:

[(1, 4415439), (3, 1471813), (7, 630777), (21, 210259), (49, 90111), (147, 30037), (343, 12873), (613, 7203), (1029, 4291), (1839, 2401)]