28347396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2789}}^1$

素因数の和:2825

約数の個数: 72

約数和(自身を含む): 83119680

約数和(自身を除く): 54772284

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, 2789, 3388, 5082, 5578, 8367, 10164, 11156, 16734, 19523, 30679, 33468, 39046, 58569, 61358, 78092, 92037, 117138, 122716, 184074, 214753, 234276, 337469, 368148, 429506, 644259, 674938, 859012, 1012407, 1288518, 1349876, 2024814, 2362283, 2577036, 4049628, 4724566, 7086849, 9449132, 14173698, 28347396]

約数ペア:

[(1, 28347396), (2, 14173698), (3, 9449132), (4, 7086849), (6, 4724566), (7, 4049628), (11, 2577036), (12, 2362283), (14, 2024814), (21, 1349876), (22, 1288518), (28, 1012407), (33, 859012), (42, 674938), (44, 644259), (66, 429506), (77, 368148), (84, 337469), (121, 234276), (132, 214753), (154, 184074), (231, 122716), (242, 117138), (308, 92037), (363, 78092), (462, 61358), (484, 58569), (726, 39046), (847, 33468), (924, 30679), (1452, 19523), (1694, 16734), (2541, 11156), (2789, 10164), (3388, 8367), (5082, 5578)]