221868738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7129}}^1$

素因数の和:7176

約数の個数: 96

約数和(自身を含む): 622876800

約数和(自身を除く): 401008062

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 234, 247, 266, 273, 342, 399, 494, 546, 741, 798, 819, 1197, 1482, 1638, 1729, 2223, 2394, 3458, 4446, 5187, 7129, 10374, 14258, 15561, 21387, 31122, 42774, 49903, 64161, 92677, 99806, 128322, 135451, 149709, 185354, 270902, 278031, 299418, 406353, 449127, 556062, 648739, 812706, 834093, 898254, 948157, 1219059, 1297478, 1668186, 1760863, 1896314, 1946217, 2438118, 2844471, 3521726, 3892434, 5282589, 5688942, 5838651, 8533413, 10565178, 11677302, 12326041, 15847767, 17066826, 24652082, 31695534, 36978123, 73956246, 110934369, 221868738]

約数ペア:

[(1, 221868738), (2, 110934369), (3, 73956246), (6, 36978123), (7, 31695534), (9, 24652082), (13, 17066826), (14, 15847767), (18, 12326041), (19, 11677302), (21, 10565178), (26, 8533413), (38, 5838651), (39, 5688942), (42, 5282589), (57, 3892434), (63, 3521726), (78, 2844471), (91, 2438118), (114, 1946217), (117, 1896314), (126, 1760863), (133, 1668186), (171, 1297478), (182, 1219059), (234, 948157), (247, 898254), (266, 834093), (273, 812706), (342, 648739), (399, 556062), (494, 449127), (546, 406353), (741, 299418), (798, 278031), (819, 270902), (1197, 185354), (1482, 149709), (1638, 135451), (1729, 128322), (2223, 99806), (2394, 92677), (3458, 64161), (4446, 49903), (5187, 42774), (7129, 31122), (10374, 21387), (14258, 15561)]