16789815

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 34636800

約数和(自身を除く): 17846985

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 109, 135, 163, 189, 315, 327, 489, 545, 763, 815, 945, 981, 1141, 1467, 1635, 2289, 2445, 2943, 3423, 3815, 4401, 4905, 5705, 6867, 7335, 10269, 11445, 14715, 17115, 17767, 20601, 22005, 30807, 34335, 51345, 53301, 88835, 103005, 124369, 154035, 159903, 266505, 373107, 479709, 621845, 799515, 1119321, 1865535, 2398545, 3357963, 5596605, 16789815]

約数ペア:

[(1, 16789815), (3, 5596605), (5, 3357963), (7, 2398545), (9, 1865535), (15, 1119321), (21, 799515), (27, 621845), (35, 479709), (45, 373107), (63, 266505), (105, 159903), (109, 154035), (135, 124369), (163, 103005), (189, 88835), (315, 53301), (327, 51345), (489, 34335), (545, 30807), (763, 22005), (815, 20601), (945, 17767), (981, 17115), (1141, 14715), (1467, 11445), (1635, 10269), (2289, 7335), (2445, 6867), (2943, 5705), (3423, 4905), (3815, 4401)]