203430591

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{248389}}^1$

素因数の和:248415

約数の個数: 24

約数和(自身を含む): 361655840

約数和(自身を除く): 158225249

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 248389, 745167, 1738723, 2235501, 3229057, 5216169, 9687171, 15648507, 22603399, 29061513, 67810197, 203430591]

約数ペア:

[(1, 203430591), (3, 67810197), (7, 29061513), (9, 22603399), (13, 15648507), (21, 9687171), (39, 5216169), (63, 3229057), (91, 2235501), (117, 1738723), (273, 745167), (819, 248389)]