211277416

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^2\times {\mathrm{1493}}^1$

素因数の和:1551

約数の個数: 72

約数和(自身を含む): 486677970

約数和(自身を除く): 275400554

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 361, 392, 532, 722, 931, 1064, 1444, 1493, 1862, 2527, 2888, 2986, 3724, 5054, 5972, 7448, 10108, 10451, 11944, 17689, 20216, 20902, 28367, 35378, 41804, 56734, 70756, 73157, 83608, 113468, 141512, 146314, 198569, 226936, 292628, 397138, 538973, 585256, 794276, 1077946, 1389983, 1588552, 2155892, 2779966, 3772811, 4311784, 5559932, 7545622, 11119864, 15091244, 26409677, 30182488, 52819354, 105638708, 211277416]

約数ペア:

[(1, 211277416), (2, 105638708), (4, 52819354), (7, 30182488), (8, 26409677), (14, 15091244), (19, 11119864), (28, 7545622), (38, 5559932), (49, 4311784), (56, 3772811), (76, 2779966), (98, 2155892), (133, 1588552), (152, 1389983), (196, 1077946), (266, 794276), (361, 585256), (392, 538973), (532, 397138), (722, 292628), (931, 226936), (1064, 198569), (1444, 146314), (1493, 141512), (1862, 113468), (2527, 83608), (2888, 73157), (2986, 70756), (3724, 56734), (5054, 41804), (5972, 35378), (7448, 28367), (10108, 20902), (10451, 20216), (11944, 17689)]