127856

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:200

約数の個数: 20

約数和(自身を含む): 253704

約数和(自身を除く): 125848

約数列:

[1, 2, 4, 8, 16, 61, 122, 131, 244, 262, 488, 524, 976, 1048, 2096, 7991, 15982, 31964, 63928, 127856]

約数ペア:

[(1, 127856), (2, 63928), (4, 31964), (8, 15982), (16, 7991), (61, 2096), (122, 1048), (131, 976), (244, 524), (262, 488)]