206821069

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{719}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 266112000

約数和(自身を除く): 59290931

約数列:

[1, 7, 13, 29, 91, 109, 203, 377, 719, 763, 1417, 2639, 3161, 5033, 9347, 9919, 20851, 22127, 41093, 65429, 78371, 145957, 271063, 287651, 548597, 1018823, 1897441, 2272759, 7131761, 15909313, 29545867, 206821069]

約数ペア:

[(1, 206821069), (7, 29545867), (13, 15909313), (29, 7131761), (91, 2272759), (109, 1897441), (203, 1018823), (377, 548597), (719, 287651), (763, 271063), (1417, 145957), (2639, 78371), (3161, 65429), (5033, 41093), (9347, 22127), (9919, 20851)]