201720894

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{1409}}^1$

素因数の和:1744

約数の個数: 32

約数和(自身を含む): 409328640

約数和(自身を除く): 207607746

約数列:

[1, 2, 3, 6, 107, 214, 223, 321, 446, 642, 669, 1338, 1409, 2818, 4227, 8454, 23861, 47722, 71583, 143166, 150763, 301526, 314207, 452289, 628414, 904578, 942621, 1885242, 33620149, 67240298, 100860447, 201720894]

約数ペア:

[(1, 201720894), (2, 100860447), (3, 67240298), (6, 33620149), (107, 1885242), (214, 942621), (223, 904578), (321, 628414), (446, 452289), (642, 314207), (669, 301526), (1338, 150763), (1409, 143166), (2818, 71583), (4227, 47722), (8454, 23861)]