208535103

素因数分解:

$3^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{9377}}^1$

素因数の和:9743

約数の個数: 24

約数和(自身を含む): 345260448

約数和(自身を除く): 136725345

約数列:

[1, 3, 7, 9, 21, 63, 353, 1059, 2471, 3177, 7413, 9377, 22239, 28131, 65639, 84393, 196917, 590751, 3310081, 9930243, 23170567, 29790729, 69511701, 208535103]

約数ペア:

[(1, 208535103), (3, 69511701), (7, 29790729), (9, 23170567), (21, 9930243), (63, 3310081), (353, 590751), (1059, 196917), (2471, 84393), (3177, 65639), (7413, 28131), (9377, 22239)]