7281963

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{571}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 11451440

約数和(自身を除く): 4169477

約数列:

[1, 3, 9, 13, 39, 109, 117, 327, 571, 981, 1417, 1713, 4251, 5139, 7423, 12753, 22269, 62239, 66807, 186717, 560151, 809107, 2427321, 7281963]

約数ペア:

[(1, 7281963), (3, 2427321), (9, 809107), (13, 560151), (39, 186717), (109, 66807), (117, 62239), (327, 22269), (571, 12753), (981, 7423), (1417, 5139), (1713, 4251)]