1420992783

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{479903}}^1$

素因数の和:479963

約数の個数: 24

約数和(自身を含む): 2395680768

約数和(自身を除く): 974687985

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 479903, 1439709, 3359321, 4319127, 10077963, 22555441, 30233889, 67666323, 157888087, 202998969, 473664261, 1420992783]

約数ペア:

[(1, 1420992783), (3, 473664261), (7, 202998969), (9, 157888087), (21, 67666323), (47, 30233889), (63, 22555441), (141, 10077963), (329, 4319127), (423, 3359321), (987, 1439709), (2961, 479903)]