28127316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19697}}^1$

素因数の和:19728

約数の個数: 48

約数和(自身を含む): 79422336

約数和(自身を除く): 51295020

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 19697, 39394, 59091, 78788, 118182, 137879, 236364, 275758, 334849, 413637, 551516, 669698, 827274, 1004547, 1339396, 1654548, 2009094, 2343943, 4018188, 4687886, 7031829, 9375772, 14063658, 28127316]

約数ペア:

[(1, 28127316), (2, 14063658), (3, 9375772), (4, 7031829), (6, 4687886), (7, 4018188), (12, 2343943), (14, 2009094), (17, 1654548), (21, 1339396), (28, 1004547), (34, 827274), (42, 669698), (51, 551516), (68, 413637), (84, 334849), (102, 275758), (119, 236364), (204, 137879), (238, 118182), (357, 78788), (476, 59091), (714, 39394), (1428, 19697)]