1291560193

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{42899}}^1$

素因数の和:42957

約数の個数: 32

約数和(自身を含む): 1779148800

約数和(自身を除く): 487588607

約数列:

[1, 7, 11, 17, 23, 77, 119, 161, 187, 253, 391, 1309, 1771, 2737, 4301, 30107, 42899, 300293, 471889, 729283, 986677, 3303223, 5104981, 6906739, 8022113, 10853447, 16773509, 56154791, 75974129, 117414563, 184508599, 1291560193]

約数ペア:

[(1, 1291560193), (7, 184508599), (11, 117414563), (17, 75974129), (23, 56154791), (77, 16773509), (119, 10853447), (161, 8022113), (187, 6906739), (253, 5104981), (391, 3303223), (1309, 986677), (1771, 729283), (2737, 471889), (4301, 300293), (30107, 42899)]