1721078079

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{24979}}^1$

素因数の和:25199

約数の個数: 32

約数和(自身を含む): 2791365120

約数和(自身を除く): 1070287041

約数列:

[1, 3, 7, 17, 21, 51, 119, 193, 357, 579, 1351, 3281, 4053, 9843, 22967, 24979, 68901, 74937, 174853, 424643, 524559, 1273929, 2972501, 4820947, 8917503, 14462841, 33746629, 81956099, 101239887, 245868297, 573692693, 1721078079]

約数ペア:

[(1, 1721078079), (3, 573692693), (7, 245868297), (17, 101239887), (21, 81956099), (51, 33746629), (119, 14462841), (193, 8917503), (357, 4820947), (579, 2972501), (1351, 1273929), (3281, 524559), (4053, 424643), (9843, 174853), (22967, 74937), (24979, 68901)]