320438872

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{237011}}^1$

素因数の和:237043

約数の個数: 24

約数和(自身を含む): 650597940

約数和(自身を除く): 330159068

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 237011, 474022, 948044, 1896088, 3081143, 6162286, 12324572, 24649144, 40054859, 80109718, 160219436, 320438872]

約数ペア:

[(1, 320438872), (2, 160219436), (4, 80109718), (8, 40054859), (13, 24649144), (26, 12324572), (52, 6162286), (104, 3081143), (169, 1896088), (338, 948044), (676, 474022), (1352, 237011)]