890403849

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{2749}}^1$

素因数の和:2874

約数の個数: 48

約数和(自身を含む): 1428570000

約数和(自身を除く): 538166151

約数列:

[1, 3, 9, 17, 29, 51, 73, 87, 153, 219, 261, 493, 657, 1241, 1479, 2117, 2749, 3723, 4437, 6351, 8247, 11169, 19053, 24741, 35989, 46733, 79721, 107967, 140199, 200677, 239163, 323901, 420597, 602031, 717489, 1355257, 1806093, 3411509, 4065771, 5819633, 10234527, 12197313, 17458899, 30703581, 52376697, 98933761, 296801283, 890403849]

約数ペア:

[(1, 890403849), (3, 296801283), (9, 98933761), (17, 52376697), (29, 30703581), (51, 17458899), (73, 12197313), (87, 10234527), (153, 5819633), (219, 4065771), (261, 3411509), (493, 1806093), (657, 1355257), (1241, 717489), (1479, 602031), (2117, 420597), (2749, 323901), (3723, 239163), (4437, 200677), (6351, 140199), (8247, 107967), (11169, 79721), (19053, 46733), (24741, 35989)]