11992905

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 22458384

約数和(自身を除く): 10465479

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 61, 85, 153, 183, 255, 257, 305, 549, 765, 771, 915, 1037, 1285, 2313, 2745, 3111, 3855, 4369, 5185, 9333, 11565, 13107, 15555, 15677, 21845, 39321, 46665, 47031, 65535, 78385, 141093, 196605, 235155, 266509, 705465, 799527, 1332545, 2398581, 3997635, 11992905]

約数ペア:

[(1, 11992905), (3, 3997635), (5, 2398581), (9, 1332545), (15, 799527), (17, 705465), (45, 266509), (51, 235155), (61, 196605), (85, 141093), (153, 78385), (183, 65535), (255, 47031), (257, 46665), (305, 39321), (549, 21845), (765, 15677), (771, 15555), (915, 13107), (1037, 11565), (1285, 9333), (2313, 5185), (2745, 4369), (3111, 3855)]