280746085185

素因数分解:

$3^3\times 5^1\times {\mathrm{2521}}^1\times {\mathrm{824911}}^1$

素因数の和:827446

約数の個数: 32

約数和(自身を含む): 499302735360

約数和(自身を除く): 218556650175

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2521, 7563, 12605, 22689, 37815, 68067, 113445, 340335, 824911, 2474733, 4124555, 7424199, 12373665, 22272597, 37120995, 111362985, 2079600631, 6238801893, 10398003155, 18716405679, 31194009465, 56149217037, 93582028395, 280746085185]

約数ペア:

[(1, 280746085185), (3, 93582028395), (5, 56149217037), (9, 31194009465), (15, 18716405679), (27, 10398003155), (45, 6238801893), (135, 2079600631), (2521, 111362985), (7563, 37120995), (12605, 22272597), (22689, 12373665), (37815, 7424199), (68067, 4124555), (113445, 2474733), (340335, 824911)]