214872021

素因数分解:

$3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 112

約数和(自身を含む): 411317760

約数和(自身を除く): 196445739

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 41, 63, 79, 81, 91, 117, 123, 189, 237, 243, 273, 287, 351, 369, 533, 553, 567, 711, 729, 819, 861, 1027, 1053, 1107, 1599, 1659, 1701, 2133, 2457, 2583, 3081, 3159, 3239, 3321, 3731, 4797, 4977, 5103, 6399, 7189, 7371, 7749, 9243, 9477, 9717, 9963, 11193, 14391, 14931, 19197, 21567, 22113, 22673, 23247, 27729, 29151, 29889, 33579, 42107, 43173, 44793, 57591, 64701, 66339, 68019, 69741, 83187, 87453, 100737, 126321, 129519, 134379, 194103, 204057, 209223, 249561, 262359, 294749, 302211, 378963, 388557, 403137, 582309, 612171, 748683, 787077, 884247, 906633, 1136889, 1746927, 1836513, 2361231, 2652741, 2719899, 3410667, 5240781, 5509539, 7958223, 10232001, 16528617, 23874669, 30696003, 71624007, 214872021]

約数ペア:

[(1, 214872021), (3, 71624007), (7, 30696003), (9, 23874669), (13, 16528617), (21, 10232001), (27, 7958223), (39, 5509539), (41, 5240781), (63, 3410667), (79, 2719899), (81, 2652741), (91, 2361231), (117, 1836513), (123, 1746927), (189, 1136889), (237, 906633), (243, 884247), (273, 787077), (287, 748683), (351, 612171), (369, 582309), (533, 403137), (553, 388557), (567, 378963), (711, 302211), (729, 294749), (819, 262359), (861, 249561), (1027, 209223), (1053, 204057), (1107, 194103), (1599, 134379), (1659, 129519), (1701, 126321), (2133, 100737), (2457, 87453), (2583, 83187), (3081, 69741), (3159, 68019), (3239, 66339), (3321, 64701), (3731, 57591), (4797, 44793), (4977, 43173), (5103, 42107), (6399, 33579), (7189, 29889), (7371, 29151), (7749, 27729), (9243, 23247), (9477, 22673), (9717, 22113), (9963, 21567), (11193, 19197), (14391, 14931)]