28771038

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:399

約数の個数: 80

約数和(自身を含む): 70671744

約数和(自身を除く): 41900706

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 31, 34, 51, 54, 62, 81, 93, 102, 153, 162, 186, 279, 306, 337, 459, 527, 558, 674, 837, 918, 1011, 1054, 1377, 1581, 1674, 2022, 2511, 2754, 3033, 3162, 4743, 5022, 5729, 6066, 9099, 9486, 10447, 11458, 14229, 17187, 18198, 20894, 27297, 28458, 31341, 34374, 42687, 51561, 54594, 62682, 85374, 94023, 103122, 154683, 177599, 188046, 282069, 309366, 355198, 464049, 532797, 564138, 846207, 928098, 1065594, 1598391, 1692414, 3196782, 4795173, 9590346, 14385519, 28771038]

約数ペア:

[(1, 28771038), (2, 14385519), (3, 9590346), (6, 4795173), (9, 3196782), (17, 1692414), (18, 1598391), (27, 1065594), (31, 928098), (34, 846207), (51, 564138), (54, 532797), (62, 464049), (81, 355198), (93, 309366), (102, 282069), (153, 188046), (162, 177599), (186, 154683), (279, 103122), (306, 94023), (337, 85374), (459, 62682), (527, 54594), (558, 51561), (674, 42687), (837, 34374), (918, 31341), (1011, 28458), (1054, 27297), (1377, 20894), (1581, 18198), (1674, 17187), (2022, 14229), (2511, 11458), (2754, 10447), (3033, 9486), (3162, 9099), (4743, 6066), (5022, 5729)]