209212146

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:870

約数の個数: 120

約数和(自身を含む): 555594732

約数和(自身を除く): 346382586

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 81, 99, 117, 121, 143, 162, 198, 234, 242, 286, 297, 351, 363, 429, 594, 702, 726, 821, 858, 891, 1053, 1089, 1287, 1573, 1642, 1782, 2106, 2178, 2463, 2574, 3146, 3267, 3861, 4719, 4926, 6534, 7389, 7722, 9031, 9438, 9801, 10673, 11583, 14157, 14778, 18062, 19602, 21346, 22167, 23166, 27093, 28314, 32019, 42471, 44334, 54186, 64038, 66501, 81279, 84942, 96057, 99341, 117403, 127413, 133002, 162558, 192114, 198682, 234806, 243837, 254826, 288171, 298023, 352209, 487674, 576342, 596046, 704418, 731511, 864513, 894069, 1056627, 1291433, 1463022, 1729026, 1788138, 2113254, 2582866, 2682207, 3169881, 3874299, 5364414, 6339762, 7748598, 8046621, 9509643, 11622897, 16093242, 19019286, 23245794, 34868691, 69737382, 104606073, 209212146]

約数ペア:

[(1, 209212146), (2, 104606073), (3, 69737382), (6, 34868691), (9, 23245794), (11, 19019286), (13, 16093242), (18, 11622897), (22, 9509643), (26, 8046621), (27, 7748598), (33, 6339762), (39, 5364414), (54, 3874299), (66, 3169881), (78, 2682207), (81, 2582866), (99, 2113254), (117, 1788138), (121, 1729026), (143, 1463022), (162, 1291433), (198, 1056627), (234, 894069), (242, 864513), (286, 731511), (297, 704418), (351, 596046), (363, 576342), (429, 487674), (594, 352209), (702, 298023), (726, 288171), (821, 254826), (858, 243837), (891, 234806), (1053, 198682), (1089, 192114), (1287, 162558), (1573, 133002), (1642, 127413), (1782, 117403), (2106, 99341), (2178, 96057), (2463, 84942), (2574, 81279), (3146, 66501), (3267, 64038), (3861, 54186), (4719, 44334), (4926, 42471), (6534, 32019), (7389, 28314), (7722, 27093), (9031, 23166), (9438, 22167), (9801, 21346), (10673, 19602), (11583, 18062), (14157, 14778)]