338204516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{6563}}^1$

素因数の和:7571

約数の個数: 24

約数和(自身を含む): 638125824

約数和(自身を除く): 299921308

約数列:

[1, 2, 4, 13, 26, 52, 991, 1982, 3964, 6563, 12883, 13126, 25766, 26252, 51532, 85319, 170638, 341276, 6503933, 13007866, 26015732, 84551129, 169102258, 338204516]

約数ペア:

[(1, 338204516), (2, 169102258), (4, 84551129), (13, 26015732), (26, 13007866), (52, 6503933), (991, 341276), (1982, 170638), (3964, 85319), (6563, 51532), (12883, 26252), (13126, 25766)]