280990107

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{17669}}^1$

素因数の和:17728

約数の個数: 32

約数和(自身を含む): 452352000

約数和(自身を除く): 171361893

約数列:

[1, 3, 9, 19, 27, 31, 57, 93, 171, 279, 513, 589, 837, 1767, 5301, 15903, 17669, 53007, 159021, 335711, 477063, 547739, 1007133, 1643217, 3021399, 4929651, 9064197, 10407041, 14788953, 31221123, 93663369, 280990107]

約数ペア:

[(1, 280990107), (3, 93663369), (9, 31221123), (19, 14788953), (27, 10407041), (31, 9064197), (57, 4929651), (93, 3021399), (171, 1643217), (279, 1007133), (513, 547739), (589, 477063), (837, 335711), (1767, 159021), (5301, 53007), (15903, 17669)]