28185135

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 50676192

約数和(自身を除く): 22491057

約数列:

[1, 3, 5, 11, 15, 33, 53, 55, 121, 159, 165, 265, 293, 363, 583, 605, 795, 879, 1465, 1749, 1815, 2915, 3223, 4395, 6413, 8745, 9669, 15529, 16115, 19239, 32065, 35453, 46587, 48345, 77645, 96195, 106359, 170819, 177265, 232935, 512457, 531795, 854095, 1879009, 2562285, 5637027, 9395045, 28185135]

約数ペア:

[(1, 28185135), (3, 9395045), (5, 5637027), (11, 2562285), (15, 1879009), (33, 854095), (53, 531795), (55, 512457), (121, 232935), (159, 177265), (165, 170819), (265, 106359), (293, 96195), (363, 77645), (583, 48345), (605, 46587), (795, 35453), (879, 32065), (1465, 19239), (1749, 16115), (1815, 15529), (2915, 9669), (3223, 8745), (4395, 6413)]