4400001

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 6945120

約数和(自身を除く): 2545119

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 953, 1539, 2859, 4617, 8577, 18107, 25731, 54321, 77193, 162963, 231579, 488889, 1466667, 4400001]

約数ペア:

[(1, 4400001), (3, 1466667), (9, 488889), (19, 231579), (27, 162963), (57, 77193), (81, 54321), (171, 25731), (243, 18107), (513, 8577), (953, 4617), (1539, 2859)]