217508733

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3083}}^1$

素因数の和:3175

約数の個数: 40

約数和(自身を含む): 355252128

約数和(自身を除く): 137743395

約数列:

[1, 3, 9, 13, 27, 39, 67, 81, 117, 201, 351, 603, 871, 1053, 1809, 2613, 3083, 5427, 7839, 9249, 23517, 27747, 40079, 70551, 83241, 120237, 206561, 249723, 360711, 619683, 1082133, 1859049, 2685293, 3246399, 5577147, 8055879, 16731441, 24167637, 72502911, 217508733]

約数ペア:

[(1, 217508733), (3, 72502911), (9, 24167637), (13, 16731441), (27, 8055879), (39, 5577147), (67, 3246399), (81, 2685293), (117, 1859049), (201, 1082133), (351, 619683), (603, 360711), (871, 249723), (1053, 206561), (1809, 120237), (2613, 83241), (3083, 70551), (5427, 40079), (7839, 27747), (9249, 23517)]