25720898

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1613}}^1$

素因数の和:1706

約数の個数: 32

約数和(自身を含む): 47412864

約数和(自身を除く): 21691966

約数列:

[1, 2, 7, 14, 17, 34, 67, 119, 134, 238, 469, 938, 1139, 1613, 2278, 3226, 7973, 11291, 15946, 22582, 27421, 54842, 108071, 191947, 216142, 383894, 756497, 1512994, 1837207, 3674414, 12860449, 25720898]

約数ペア:

[(1, 25720898), (2, 12860449), (7, 3674414), (14, 1837207), (17, 1512994), (34, 756497), (67, 383894), (119, 216142), (134, 191947), (238, 108071), (469, 54842), (938, 27421), (1139, 22582), (1613, 15946), (2278, 11291), (3226, 7973)]