87312087

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{18911}}^1$

素因数の和:18945

約数の個数: 24

約数和(自身を含む): 137679360

約数和(自身を除く): 50367273

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 18911, 56733, 170199, 359309, 510597, 1077927, 1531791, 3233781, 4595373, 9701343, 29104029, 87312087]

約数ペア:

[(1, 87312087), (3, 29104029), (9, 9701343), (19, 4595373), (27, 3233781), (57, 1531791), (81, 1077927), (171, 510597), (243, 359309), (513, 170199), (1539, 56733), (4617, 18911)]