490877361

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{26387}}^1$

素因数の和:26462

約数の個数: 32

約数和(自身を含む): 797973120

約数和(自身を除く): 307095759

約数列:

[1, 3, 9, 13, 27, 39, 53, 117, 159, 351, 477, 689, 1431, 2067, 6201, 18603, 26387, 79161, 237483, 343031, 712449, 1029093, 1398511, 3087279, 4195533, 9261837, 12586599, 18180643, 37759797, 54541929, 163625787, 490877361]

約数ペア:

[(1, 490877361), (3, 163625787), (9, 54541929), (13, 37759797), (27, 18180643), (39, 12586599), (53, 9261837), (117, 4195533), (159, 3087279), (351, 1398511), (477, 1029093), (689, 712449), (1431, 343031), (2067, 237483), (6201, 79161), (18603, 26387)]