648156978

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{12161}}^1$

素因数の和:12229

約数の個数: 80

約数和(自身を含む): 1695285504

約数和(自身を除く): 1047128526

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 81, 94, 126, 141, 162, 189, 282, 329, 378, 423, 567, 658, 846, 987, 1134, 1269, 1974, 2538, 2961, 3807, 5922, 7614, 8883, 12161, 17766, 24322, 26649, 36483, 53298, 72966, 85127, 109449, 170254, 218898, 255381, 328347, 510762, 571567, 656694, 766143, 985041, 1143134, 1532286, 1714701, 1970082, 2298429, 3429402, 4000969, 4596858, 5144103, 6895287, 8001938, 10288206, 12002907, 13790574, 15432309, 24005814, 30864618, 36008721, 46296927, 72017442, 92593854, 108026163, 216052326, 324078489, 648156978]

約数ペア:

[(1, 648156978), (2, 324078489), (3, 216052326), (6, 108026163), (7, 92593854), (9, 72017442), (14, 46296927), (18, 36008721), (21, 30864618), (27, 24005814), (42, 15432309), (47, 13790574), (54, 12002907), (63, 10288206), (81, 8001938), (94, 6895287), (126, 5144103), (141, 4596858), (162, 4000969), (189, 3429402), (282, 2298429), (329, 1970082), (378, 1714701), (423, 1532286), (567, 1143134), (658, 985041), (846, 766143), (987, 656694), (1134, 571567), (1269, 510762), (1974, 328347), (2538, 255381), (2961, 218898), (3807, 170254), (5922, 109449), (7614, 85127), (8883, 72966), (12161, 53298), (17766, 36483), (24322, 26649)]