25001697

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 39555072

約数和(自身を除く): 14553375

約数列:

[1, 3, 7, 21, 47, 73, 141, 219, 329, 347, 511, 987, 1041, 1533, 2429, 3431, 7287, 10293, 16309, 24017, 25331, 48927, 72051, 75993, 114163, 177317, 342489, 531951, 1190557, 3571671, 8333899, 25001697]

約数ペア:

[(1, 25001697), (3, 8333899), (7, 3571671), (21, 1190557), (47, 531951), (73, 342489), (141, 177317), (219, 114163), (329, 75993), (347, 72051), (511, 48927), (987, 25331), (1041, 24017), (1533, 16309), (2429, 10293), (3431, 7287)]