54398385

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7901}}^1$

素因数の和:7935

約数の個数: 40

約数和(自身を含む): 103263336

約数和(自身を除く): 48864951

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 7901, 23703, 39505, 71109, 118515, 134317, 213327, 355545, 402951, 639981, 671585, 1066635, 1208853, 2014755, 3199905, 3626559, 6044265, 10879677, 18132795, 54398385]

約数ペア:

[(1, 54398385), (3, 18132795), (5, 10879677), (9, 6044265), (15, 3626559), (17, 3199905), (27, 2014755), (45, 1208853), (51, 1066635), (81, 671585), (85, 639981), (135, 402951), (153, 355545), (255, 213327), (405, 134317), (459, 118515), (765, 71109), (1377, 39505), (2295, 23703), (6885, 7901)]