389619518

素因数分解:

$2^1\times {\mathrm{211}}^1\times {\mathrm{647}}^1\times {\mathrm{1427}}^1$

素因数の和:2287

約数の個数: 16

約数和(自身を含む): 588518784

約数和(自身を除く): 198899266

約数列:

[1, 2, 211, 422, 647, 1294, 1427, 2854, 136517, 273034, 301097, 602194, 923269, 1846538, 194809759, 389619518]

約数ペア:

[(1, 389619518), (2, 194809759), (211, 1846538), (422, 923269), (647, 602194), (1294, 301097), (1427, 273034), (2854, 136517)]