7145397

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3911}}^1$

素因数の和:3953

約数の個数: 24

約数和(自身を含む): 12205440

約数和(自身を除く): 5060043

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 3911, 11733, 27377, 35199, 82131, 113419, 246393, 340257, 793933, 1020771, 2381799, 7145397]

約数ペア:

[(1, 7145397), (3, 2381799), (7, 1020771), (9, 793933), (21, 340257), (29, 246393), (63, 113419), (87, 82131), (203, 35199), (261, 27377), (609, 11733), (1827, 3911)]