206938347

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{2339}}^1$

素因数の和:2743

約数の個数: 32

約数和(自身を含む): 345047040

約数和(自身を除く): 138108693

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 383, 1149, 2339, 2681, 4213, 7017, 8043, 12639, 16373, 25729, 29491, 49119, 77187, 88473, 180103, 540309, 895837, 2687511, 6270859, 9854207, 18812577, 29562621, 68979449, 206938347]

約数ペア:

[(1, 206938347), (3, 68979449), (7, 29562621), (11, 18812577), (21, 9854207), (33, 6270859), (77, 2687511), (231, 895837), (383, 540309), (1149, 180103), (2339, 88473), (2681, 77187), (4213, 49119), (7017, 29491), (8043, 25729), (12639, 16373)]