81083496

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19991}}^1$

素因数の和:20026

約数の個数: 48

約数和(自身を含む): 219512160

約数和(自身を除く): 138428664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 19991, 39982, 59973, 79964, 119946, 159928, 239892, 259883, 479784, 519766, 779649, 1039532, 1559298, 2079064, 3118596, 3378479, 6237192, 6756958, 10135437, 13513916, 20270874, 27027832, 40541748, 81083496]

約数ペア:

[(1, 81083496), (2, 40541748), (3, 27027832), (4, 20270874), (6, 13513916), (8, 10135437), (12, 6756958), (13, 6237192), (24, 3378479), (26, 3118596), (39, 2079064), (52, 1559298), (78, 1039532), (104, 779649), (156, 519766), (169, 479784), (312, 259883), (338, 239892), (507, 159928), (676, 119946), (1014, 79964), (1352, 59973), (2028, 39982), (4056, 19991)]