388331450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{597433}}^1$

素因数の和:597458

約数の個数: 24

約数和(自身を含む): 777859068

約数和(自身を除く): 389527618

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 597433, 1194866, 2987165, 5974330, 7766629, 14935825, 15533258, 29871650, 38833145, 77666290, 194165725, 388331450]

約数ペア:

[(1, 388331450), (2, 194165725), (5, 77666290), (10, 38833145), (13, 29871650), (25, 15533258), (26, 14935825), (50, 7766629), (65, 5974330), (130, 2987165), (325, 1194866), (650, 597433)]