81542958

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:462

約数の個数: 96

約数和(自身を含む): 204871680

約数和(自身を除く): 123328722

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 31, 42, 46, 49, 62, 69, 93, 98, 138, 147, 161, 186, 217, 294, 322, 389, 434, 483, 651, 713, 778, 966, 1127, 1167, 1302, 1426, 1519, 2139, 2254, 2334, 2723, 3038, 3381, 4278, 4557, 4991, 5446, 6762, 8169, 8947, 9114, 9982, 12059, 14973, 16338, 17894, 19061, 24118, 26841, 29946, 34937, 36177, 38122, 53682, 57183, 62629, 69874, 72354, 84413, 104811, 114366, 125258, 168826, 187887, 209622, 253239, 277357, 375774, 438403, 506478, 554714, 590891, 832071, 876806, 1181782, 1315209, 1664142, 1772673, 1941499, 2630418, 3545346, 3882998, 5824497, 11648994, 13590493, 27180986, 40771479, 81542958]

約数ペア:

[(1, 81542958), (2, 40771479), (3, 27180986), (6, 13590493), (7, 11648994), (14, 5824497), (21, 3882998), (23, 3545346), (31, 2630418), (42, 1941499), (46, 1772673), (49, 1664142), (62, 1315209), (69, 1181782), (93, 876806), (98, 832071), (138, 590891), (147, 554714), (161, 506478), (186, 438403), (217, 375774), (294, 277357), (322, 253239), (389, 209622), (434, 187887), (483, 168826), (651, 125258), (713, 114366), (778, 104811), (966, 84413), (1127, 72354), (1167, 69874), (1302, 62629), (1426, 57183), (1519, 53682), (2139, 38122), (2254, 36177), (2334, 34937), (2723, 29946), (3038, 26841), (3381, 24118), (4278, 19061), (4557, 17894), (4991, 16338), (5446, 14973), (6762, 12059), (8169, 9982), (8947, 9114)]