1520290107

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{151771}}^1$

素因数の和:151840

約数の個数: 32

約数和(自身を含む): 2622620160

約数和(自身を除く): 1102330053

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 3339, 10017, 151771, 455313, 1062397, 1365939, 3187191, 4097817, 8043863, 9561573, 24131589, 28684719, 56307041, 72394767, 168921123, 217184301, 506763369, 1520290107]

約数ペア:

[(1, 1520290107), (3, 506763369), (7, 217184301), (9, 168921123), (21, 72394767), (27, 56307041), (53, 28684719), (63, 24131589), (159, 9561573), (189, 8043863), (371, 4097817), (477, 3187191), (1113, 1365939), (1431, 1062397), (3339, 455313), (10017, 151771)]