90879138

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{240421}}^1$

素因数の和:240439

約数の個数: 32

約数和(自身を含む): 230805120

約数和(自身を除く): 139925982

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 240421, 480842, 721263, 1442526, 1682947, 2163789, 3365894, 4327578, 5048841, 6491367, 10097682, 12982734, 15146523, 30293046, 45439569, 90879138]

約数ペア:

[(1, 90879138), (2, 45439569), (3, 30293046), (6, 15146523), (7, 12982734), (9, 10097682), (14, 6491367), (18, 5048841), (21, 4327578), (27, 3365894), (42, 2163789), (54, 1682947), (63, 1442526), (126, 721263), (189, 480842), (378, 240421)]