42579675

素因数分解:

$3^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 81425344

約数和(自身を除く): 38845669

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 81, 129, 135, 163, 215, 225, 243, 387, 405, 489, 645, 675, 815, 1075, 1161, 1215, 1467, 1935, 2025, 2445, 3225, 3483, 4075, 4401, 5805, 6075, 7009, 7335, 9675, 10449, 12225, 13203, 17415, 21027, 22005, 29025, 35045, 36675, 39609, 52245, 63081, 66015, 87075, 105135, 110025, 175225, 189243, 198045, 261225, 315405, 330075, 525675, 567729, 946215, 990225, 1577025, 1703187, 2838645, 4731075, 8515935, 14193225, 42579675]

約数ペア:

[(1, 42579675), (3, 14193225), (5, 8515935), (9, 4731075), (15, 2838645), (25, 1703187), (27, 1577025), (43, 990225), (45, 946215), (75, 567729), (81, 525675), (129, 330075), (135, 315405), (163, 261225), (215, 198045), (225, 189243), (243, 175225), (387, 110025), (405, 105135), (489, 87075), (645, 66015), (675, 63081), (815, 52245), (1075, 39609), (1161, 36675), (1215, 35045), (1467, 29025), (1935, 22005), (2025, 21027), (2445, 17415), (3225, 13203), (3483, 12225), (4075, 10449), (4401, 9675), (5805, 7335), (6075, 7009)]