219873906

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:333

約数の個数: 128

約数和(自身を含む): 583680000

約数和(自身を除く): 363806094

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 79, 111, 126, 158, 189, 199, 222, 237, 259, 333, 378, 398, 474, 518, 553, 597, 666, 711, 777, 999, 1106, 1194, 1393, 1422, 1554, 1659, 1791, 1998, 2133, 2331, 2786, 2923, 3318, 3582, 4179, 4266, 4662, 4977, 5373, 5846, 6993, 7363, 8358, 8769, 9954, 10746, 12537, 13986, 14726, 14931, 15721, 17538, 20461, 22089, 25074, 26307, 29862, 31442, 37611, 40922, 44178, 47163, 51541, 52614, 61383, 66267, 75222, 78921, 94326, 103082, 110047, 122766, 132534, 141489, 154623, 157842, 184149, 198801, 220094, 282978, 309246, 330141, 368298, 397602, 424467, 463869, 552447, 581677, 660282, 848934, 927738, 990423, 1104894, 1163354, 1391607, 1745031, 1980846, 2783214, 2971269, 3490062, 4071739, 5235093, 5942538, 8143478, 10470186, 12215217, 15705279, 24430434, 31410558, 36645651, 73291302, 109936953, 219873906]

約数ペア:

[(1, 219873906), (2, 109936953), (3, 73291302), (6, 36645651), (7, 31410558), (9, 24430434), (14, 15705279), (18, 12215217), (21, 10470186), (27, 8143478), (37, 5942538), (42, 5235093), (54, 4071739), (63, 3490062), (74, 2971269), (79, 2783214), (111, 1980846), (126, 1745031), (158, 1391607), (189, 1163354), (199, 1104894), (222, 990423), (237, 927738), (259, 848934), (333, 660282), (378, 581677), (398, 552447), (474, 463869), (518, 424467), (553, 397602), (597, 368298), (666, 330141), (711, 309246), (777, 282978), (999, 220094), (1106, 198801), (1194, 184149), (1393, 157842), (1422, 154623), (1554, 141489), (1659, 132534), (1791, 122766), (1998, 110047), (2133, 103082), (2331, 94326), (2786, 78921), (2923, 75222), (3318, 66267), (3582, 61383), (4179, 52614), (4266, 51541), (4662, 47163), (4977, 44178), (5373, 40922), (5846, 37611), (6993, 31442), (7363, 29862), (8358, 26307), (8769, 25074), (9954, 22089), (10746, 20461), (12537, 17538), (13986, 15721), (14726, 14931)]