40278393

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{4657}}^1$

素因数の和:4725

約数の個数: 18

約数和(自身を含む): 60130122

約数和(自身を除く): 19851729

約数列:

[1, 3, 9, 31, 93, 279, 961, 2883, 4657, 8649, 13971, 41913, 144367, 433101, 1299303, 4475377, 13426131, 40278393]

約数ペア:

[(1, 40278393), (3, 13426131), (9, 4475377), (31, 1299303), (93, 433101), (279, 144367), (961, 41913), (2883, 13971), (4657, 8649)]