211301428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{31019}}^1$

素因数の和:31167

約数の個数: 24

約数和(自身を含む): 401274720

約数和(自身を除く): 189973292

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 3406, 6812, 31019, 62038, 124076, 403247, 806494, 1612988, 4063489, 8126978, 16253956, 52825357, 105650714, 211301428]

約数ペア:

[(1, 211301428), (2, 105650714), (4, 52825357), (13, 16253956), (26, 8126978), (52, 4063489), (131, 1612988), (262, 806494), (524, 403247), (1703, 124076), (3406, 62038), (6812, 31019)]