31871392

素因数分解:

$2^5\times 7^1\times {\mathrm{263}}^1\times {\mathrm{541}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 72116352

約数和(自身を除く): 40244960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 263, 526, 541, 1052, 1082, 1841, 2104, 2164, 3682, 3787, 4208, 4328, 7364, 7574, 8416, 8656, 14728, 15148, 17312, 29456, 30296, 58912, 60592, 121184, 142283, 284566, 569132, 995981, 1138264, 1991962, 2276528, 3983924, 4553056, 7967848, 15935696, 31871392]

約数ペア:

[(1, 31871392), (2, 15935696), (4, 7967848), (7, 4553056), (8, 3983924), (14, 2276528), (16, 1991962), (28, 1138264), (32, 995981), (56, 569132), (112, 284566), (224, 142283), (263, 121184), (526, 60592), (541, 58912), (1052, 30296), (1082, 29456), (1841, 17312), (2104, 15148), (2164, 14728), (3682, 8656), (3787, 8416), (4208, 7574), (4328, 7364)]