55989225

素因数分解:

$3^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:708

約数の個数: 60

約数和(自身を含む): 106288336

約数和(自身を除く): 50299111

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 81, 129, 135, 215, 225, 387, 405, 643, 645, 675, 1075, 1161, 1929, 1935, 2025, 3215, 3225, 3483, 5787, 5805, 9645, 9675, 16075, 17361, 17415, 27649, 28935, 29025, 48225, 52083, 82947, 86805, 87075, 138245, 144675, 248841, 260415, 414735, 434025, 691225, 746523, 1244205, 1302075, 2073675, 2239569, 3732615, 6221025, 11197845, 18663075, 55989225]

約数ペア:

[(1, 55989225), (3, 18663075), (5, 11197845), (9, 6221025), (15, 3732615), (25, 2239569), (27, 2073675), (43, 1302075), (45, 1244205), (75, 746523), (81, 691225), (129, 434025), (135, 414735), (215, 260415), (225, 248841), (387, 144675), (405, 138245), (643, 87075), (645, 86805), (675, 82947), (1075, 52083), (1161, 48225), (1929, 29025), (1935, 28935), (2025, 27649), (3215, 17415), (3225, 17361), (3483, 16075), (5787, 9675), (5805, 9645)]