56991728

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{122827}}^1$

素因数の和:122864

約数の個数: 20

約数和(自身を含む): 114230040

約数和(自身を除く): 57238312

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 122827, 245654, 491308, 982616, 1965232, 3561983, 7123966, 14247932, 28495864, 56991728]

約数ペア:

[(1, 56991728), (2, 28495864), (4, 14247932), (8, 7123966), (16, 3561983), (29, 1965232), (58, 982616), (116, 491308), (232, 245654), (464, 122827)]