1245593181

素因数分解:

$3^1\times 7^4\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 2057054400

約数和(自身を除く): 811461219

約数列:

[1, 3, 7, 21, 29, 49, 67, 87, 89, 147, 201, 203, 267, 343, 469, 609, 623, 1029, 1407, 1421, 1869, 1943, 2401, 2581, 3283, 4263, 4361, 5829, 5963, 7203, 7743, 9849, 9947, 13083, 13601, 17889, 18067, 22981, 29841, 30527, 40803, 41741, 54201, 68943, 69629, 91581, 95207, 125223, 126469, 160867, 172927, 208887, 213689, 285621, 292187, 379407, 482601, 518781, 641067, 666449, 876561, 885283, 1210489, 1999347, 2045309, 2655849, 3631467, 4665143, 6135927, 6196981, 8473423, 13995429, 14317163, 18590943, 25420269, 42951489, 59313961, 177941883, 415197727, 1245593181]

約数ペア:

[(1, 1245593181), (3, 415197727), (7, 177941883), (21, 59313961), (29, 42951489), (49, 25420269), (67, 18590943), (87, 14317163), (89, 13995429), (147, 8473423), (201, 6196981), (203, 6135927), (267, 4665143), (343, 3631467), (469, 2655849), (609, 2045309), (623, 1999347), (1029, 1210489), (1407, 885283), (1421, 876561), (1869, 666449), (1943, 641067), (2401, 518781), (2581, 482601), (3283, 379407), (4263, 292187), (4361, 285621), (5829, 213689), (5963, 208887), (7203, 172927), (7743, 160867), (9849, 126469), (9947, 125223), (13083, 95207), (13601, 91581), (17889, 69629), (18067, 68943), (22981, 54201), (29841, 41741), (30527, 40803)]