212372853

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{3319}}^1$

素因数の和:3617

約数の個数: 32

約数和(自身を含む): 354416640

約数和(自身を除く): 142043787

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 277, 831, 1939, 3047, 3319, 5817, 9141, 9957, 21329, 23233, 36509, 63987, 69699, 109527, 255563, 766689, 919363, 2758089, 6435541, 10112993, 19306623, 30338979, 70790951, 212372853]

約数ペア:

[(1, 212372853), (3, 70790951), (7, 30338979), (11, 19306623), (21, 10112993), (33, 6435541), (77, 2758089), (231, 919363), (277, 766689), (831, 255563), (1939, 109527), (3047, 69699), (3319, 63987), (5817, 36509), (9141, 23233), (9957, 21329)]