921997377

素因数分解:

$3^3\times 7^3\times {\mathrm{29}}^1\times {\mathrm{3433}}^1$

素因数の和:3492

約数の個数: 64

約数和(自身を含む): 1648320000

約数和(自身を除く): 726322623

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 87, 147, 189, 203, 261, 343, 441, 609, 783, 1029, 1323, 1421, 1827, 3087, 3433, 4263, 5481, 9261, 9947, 10299, 12789, 24031, 29841, 30897, 38367, 72093, 89523, 92691, 99557, 168217, 216279, 268569, 298671, 504651, 648837, 696899, 896013, 1177519, 1513953, 2090697, 2688039, 3532557, 4541859, 4878293, 6272091, 10597671, 14634879, 18816273, 31793013, 34148051, 43904637, 102444153, 131713911, 307332459, 921997377]

約数ペア:

[(1, 921997377), (3, 307332459), (7, 131713911), (9, 102444153), (21, 43904637), (27, 34148051), (29, 31793013), (49, 18816273), (63, 14634879), (87, 10597671), (147, 6272091), (189, 4878293), (203, 4541859), (261, 3532557), (343, 2688039), (441, 2090697), (609, 1513953), (783, 1177519), (1029, 896013), (1323, 696899), (1421, 648837), (1827, 504651), (3087, 298671), (3433, 268569), (4263, 216279), (5481, 168217), (9261, 99557), (9947, 92691), (10299, 89523), (12789, 72093), (24031, 38367), (29841, 30897)]