127981017

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{5023}}^1$

素因数の和:5197

約数の個数: 24

約数和(自身を含む): 195936000

約数和(自身を除く): 67954983

約数列:

[1, 3, 9, 19, 57, 149, 171, 447, 1341, 2831, 5023, 8493, 15069, 25479, 45207, 95437, 286311, 748427, 858933, 2245281, 6735843, 14220113, 42660339, 127981017]

約数ペア:

[(1, 127981017), (3, 42660339), (9, 14220113), (19, 6735843), (57, 2245281), (149, 858933), (171, 748427), (447, 286311), (1341, 95437), (2831, 45207), (5023, 25479), (8493, 15069)]