28977564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2851}}^1$

素因数の和:2887

約数の個数: 72

約数和(自身を含む): 84966784

約数和(自身を除く): 55989220

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 462, 484, 726, 847, 924, 1452, 1694, 2541, 2851, 3388, 5082, 5702, 8553, 10164, 11404, 17106, 19957, 31361, 34212, 39914, 59871, 62722, 79828, 94083, 119742, 125444, 188166, 219527, 239484, 344971, 376332, 439054, 658581, 689942, 878108, 1034913, 1317162, 1379884, 2069826, 2414797, 2634324, 4139652, 4829594, 7244391, 9659188, 14488782, 28977564]

約数ペア:

[(1, 28977564), (2, 14488782), (3, 9659188), (4, 7244391), (6, 4829594), (7, 4139652), (11, 2634324), (12, 2414797), (14, 2069826), (21, 1379884), (22, 1317162), (28, 1034913), (33, 878108), (42, 689942), (44, 658581), (66, 439054), (77, 376332), (84, 344971), (121, 239484), (132, 219527), (154, 188166), (231, 125444), (242, 119742), (308, 94083), (363, 79828), (462, 62722), (484, 59871), (726, 39914), (847, 34212), (924, 31361), (1452, 19957), (1694, 17106), (2541, 11404), (2851, 10164), (3388, 8553), (5082, 5702)]