25021059

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 40803840

約数和(自身を除く): 15782781

約数列:

[1, 3, 7, 17, 21, 51, 109, 119, 327, 357, 643, 763, 1853, 1929, 2289, 4501, 5559, 10931, 12971, 13503, 32793, 38913, 70087, 76517, 210261, 229551, 490609, 1191479, 1471827, 3574437, 8340353, 25021059]

約数ペア:

[(1, 25021059), (3, 8340353), (7, 3574437), (17, 1471827), (21, 1191479), (51, 490609), (109, 229551), (119, 210261), (327, 76517), (357, 70087), (643, 38913), (763, 32793), (1853, 13503), (1929, 12971), (2289, 10931), (4501, 5559)]