28902665

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:182

約数の個数: 32

約数和(自身を含む): 39422592

約数和(自身を除く): 10519927

約数列:

[1, 5, 11, 43, 55, 101, 121, 215, 473, 505, 605, 1111, 1331, 2365, 4343, 5203, 5555, 6655, 12221, 21715, 26015, 47773, 57233, 61105, 134431, 238865, 286165, 525503, 672155, 2627515, 5780533, 28902665]

約数ペア:

[(1, 28902665), (5, 5780533), (11, 2627515), (43, 672155), (55, 525503), (101, 286165), (121, 238865), (215, 134431), (473, 61105), (505, 57233), (605, 47773), (1111, 26015), (1331, 21715), (2365, 12221), (4343, 6655), (5203, 5555)]