890255574

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{859}}^1$

素因数の和:1026

約数の個数: 96

約数和(自身を含む): 2148706560

約数和(自身を除く): 1258450986

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 103, 117, 129, 206, 234, 258, 309, 387, 559, 618, 774, 859, 927, 1118, 1339, 1677, 1718, 1854, 2577, 2678, 3354, 4017, 4429, 5031, 5154, 7731, 8034, 8858, 10062, 11167, 12051, 13287, 15462, 22334, 24102, 26574, 33501, 36937, 39861, 57577, 67002, 73874, 79722, 88477, 100503, 110811, 115154, 172731, 176954, 201006, 221622, 265431, 332433, 345462, 480181, 518193, 530862, 664866, 796293, 960362, 1036386, 1150201, 1440543, 1592586, 2300402, 2881086, 3450603, 3804511, 4321629, 6901206, 7609022, 8643258, 10351809, 11413533, 20703618, 22827066, 34240599, 49458643, 68481198, 98917286, 148375929, 296751858, 445127787, 890255574]

約数ペア:

[(1, 890255574), (2, 445127787), (3, 296751858), (6, 148375929), (9, 98917286), (13, 68481198), (18, 49458643), (26, 34240599), (39, 22827066), (43, 20703618), (78, 11413533), (86, 10351809), (103, 8643258), (117, 7609022), (129, 6901206), (206, 4321629), (234, 3804511), (258, 3450603), (309, 2881086), (387, 2300402), (559, 1592586), (618, 1440543), (774, 1150201), (859, 1036386), (927, 960362), (1118, 796293), (1339, 664866), (1677, 530862), (1718, 518193), (1854, 480181), (2577, 345462), (2678, 332433), (3354, 265431), (4017, 221622), (4429, 201006), (5031, 176954), (5154, 172731), (7731, 115154), (8034, 110811), (8858, 100503), (10062, 88477), (11167, 79722), (12051, 73874), (13287, 67002), (15462, 57577), (22334, 39861), (24102, 36937), (26574, 33501)]