218934729

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{3023}}^1$

素因数の和:3661

約数の個数: 24

約数和(自身を含む): 341228160

約数和(自身を除く): 122293431

約数列:

[1, 3, 9, 13, 39, 117, 619, 1857, 3023, 5571, 8047, 9069, 24141, 27207, 39299, 72423, 117897, 353691, 1871237, 5613711, 16841133, 24326081, 72978243, 218934729]

約数ペア:

[(1, 218934729), (3, 72978243), (9, 24326081), (13, 16841133), (39, 5613711), (117, 1871237), (619, 353691), (1857, 117897), (3023, 72423), (5571, 39299), (8047, 27207), (9069, 24141)]