2131036785

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{64783}}^1$

素因数の和:64854

約数の個数: 48

約数和(自身を含む): 4002096384

約数和(自身を除く): 1871059599

約数列:

[1, 3, 5, 9, 15, 17, 43, 45, 51, 85, 129, 153, 215, 255, 387, 645, 731, 765, 1935, 2193, 3655, 6579, 10965, 32895, 64783, 194349, 323915, 583047, 971745, 1101311, 2785669, 2915235, 3303933, 5506555, 8357007, 9911799, 13928345, 16519665, 25071021, 41785035, 47356373, 49558995, 125355105, 142069119, 236781865, 426207357, 710345595, 2131036785]

約数ペア:

[(1, 2131036785), (3, 710345595), (5, 426207357), (9, 236781865), (15, 142069119), (17, 125355105), (43, 49558995), (45, 47356373), (51, 41785035), (85, 25071021), (129, 16519665), (153, 13928345), (215, 9911799), (255, 8357007), (387, 5506555), (645, 3303933), (731, 2915235), (765, 2785669), (1935, 1101311), (2193, 971745), (3655, 583047), (6579, 323915), (10965, 194349), (32895, 64783)]