1997856

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{991}}^1$

素因数の和:1014

約数の個数: 72

約数和(自身を含む): 6499584

約数和(自身を除く): 4501728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 991, 1008, 1982, 2016, 2973, 3964, 5946, 6937, 7928, 8919, 11892, 13874, 15856, 17838, 20811, 23784, 27748, 31712, 35676, 41622, 47568, 55496, 62433, 71352, 83244, 95136, 110992, 124866, 142704, 166488, 221984, 249732, 285408, 332976, 499464, 665952, 998928, 1997856]

約数ペア:

[(1, 1997856), (2, 998928), (3, 665952), (4, 499464), (6, 332976), (7, 285408), (8, 249732), (9, 221984), (12, 166488), (14, 142704), (16, 124866), (18, 110992), (21, 95136), (24, 83244), (28, 71352), (32, 62433), (36, 55496), (42, 47568), (48, 41622), (56, 35676), (63, 31712), (72, 27748), (84, 23784), (96, 20811), (112, 17838), (126, 15856), (144, 13874), (168, 11892), (224, 8919), (252, 7928), (288, 6937), (336, 5946), (504, 3964), (672, 2973), (991, 2016), (1008, 1982)]