25243419

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 38016000

約数和(自身を除く): 12772581

約数列:

[1, 3, 17, 19, 51, 57, 109, 239, 323, 327, 717, 969, 1853, 2071, 4063, 4541, 5559, 6213, 12189, 13623, 26051, 35207, 77197, 78153, 105621, 231591, 442867, 494969, 1328601, 1484907, 8414473, 25243419]

約数ペア:

[(1, 25243419), (3, 8414473), (17, 1484907), (19, 1328601), (51, 494969), (57, 442867), (109, 231591), (239, 105621), (323, 78153), (327, 77197), (717, 35207), (969, 26051), (1853, 13623), (2071, 12189), (4063, 6213), (4541, 5559)]