127819713

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 198696960

約数和(自身を除く): 70877247

約数列:

[1, 3, 7, 21, 97, 131, 291, 393, 479, 679, 917, 1437, 2037, 2751, 3353, 10059, 12707, 38121, 46463, 62749, 88949, 139389, 188247, 266847, 325241, 439243, 975723, 1317729, 6086653, 18259959, 42606571, 127819713]

約数ペア:

[(1, 127819713), (3, 42606571), (7, 18259959), (21, 6086653), (97, 1317729), (131, 975723), (291, 439243), (393, 325241), (479, 266847), (679, 188247), (917, 139389), (1437, 88949), (2037, 62749), (2751, 46463), (3353, 38121), (10059, 12707)]