999899712

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{247991}}^1$

素因数の和:248016

約数の個数: 84

約数和(自身を含む): 3275478336

約数和(自身を除く): 2275578624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 247991, 495982, 743973, 991964, 1487946, 1735937, 1983928, 2231919, 2975892, 3471874, 3967856, 4463838, 5207811, 5951784, 6943748, 7935712, 8927676, 10415622, 11903568, 13887496, 15623433, 15871424, 17855352, 20831244, 23807136, 27774992, 31246866, 35710704, 41662488, 47614272, 55549984, 62493732, 71421408, 83324976, 111099968, 124987464, 142842816, 166649952, 249974928, 333299904, 499949856, 999899712]

約数ペア:

[(1, 999899712), (2, 499949856), (3, 333299904), (4, 249974928), (6, 166649952), (7, 142842816), (8, 124987464), (9, 111099968), (12, 83324976), (14, 71421408), (16, 62493732), (18, 55549984), (21, 47614272), (24, 41662488), (28, 35710704), (32, 31246866), (36, 27774992), (42, 23807136), (48, 20831244), (56, 17855352), (63, 15871424), (64, 15623433), (72, 13887496), (84, 11903568), (96, 10415622), (112, 8927676), (126, 7935712), (144, 6943748), (168, 5951784), (192, 5207811), (224, 4463838), (252, 3967856), (288, 3471874), (336, 2975892), (448, 2231919), (504, 1983928), (576, 1735937), (672, 1487946), (1008, 991964), (1344, 743973), (2016, 495982), (4032, 247991)]