40396521

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 61165440

約数和(自身を除く): 20768919

約数列:

[1, 3, 11, 33, 41, 73, 123, 219, 409, 451, 803, 1227, 1353, 2409, 2993, 4499, 8979, 13497, 16769, 29857, 32923, 50307, 89571, 98769, 184459, 328427, 553377, 985281, 1224137, 3672411, 13465507, 40396521]

約数ペア:

[(1, 40396521), (3, 13465507), (11, 3672411), (33, 1224137), (41, 985281), (73, 553377), (123, 328427), (219, 184459), (409, 98769), (451, 89571), (803, 50307), (1227, 32923), (1353, 29857), (2409, 16769), (2993, 13497), (4499, 8979)]