28008272

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{28697}}^1$

素因数の和:28766

約数の個数: 20

約数和(自身を含む): 55157556

約数和(自身を除く): 27149284

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 28697, 57394, 114788, 229576, 459152, 1750517, 3501034, 7002068, 14004136, 28008272]

約数ペア:

[(1, 28008272), (2, 14004136), (4, 7002068), (8, 3501034), (16, 1750517), (61, 459152), (122, 229576), (244, 114788), (488, 57394), (976, 28697)]