54280779

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 64

約数和(自身を含む): 93312000

約数和(自身を除く): 39031221

約数列:

[1, 3, 7, 17, 21, 29, 49, 51, 87, 107, 119, 147, 203, 321, 343, 357, 493, 609, 749, 833, 1029, 1421, 1479, 1819, 2247, 2499, 3103, 3451, 4263, 5243, 5457, 5831, 9309, 9947, 10353, 12733, 15729, 17493, 21721, 24157, 29841, 36701, 38199, 52751, 65163, 72471, 89131, 110103, 152047, 158253, 169099, 267393, 369257, 456141, 507297, 623917, 1064329, 1107771, 1871751, 2584799, 3192987, 7754397, 18093593, 54280779]

約数ペア:

[(1, 54280779), (3, 18093593), (7, 7754397), (17, 3192987), (21, 2584799), (29, 1871751), (49, 1107771), (51, 1064329), (87, 623917), (107, 507297), (119, 456141), (147, 369257), (203, 267393), (321, 169099), (343, 158253), (357, 152047), (493, 110103), (609, 89131), (749, 72471), (833, 65163), (1029, 52751), (1421, 38199), (1479, 36701), (1819, 29841), (2247, 24157), (2499, 21721), (3103, 17493), (3451, 15729), (4263, 12733), (5243, 10353), (5457, 9947), (5831, 9309)]