120801981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 173824000

約数和(自身を除く): 53022019

約数列:

[1, 3, 19, 57, 79, 139, 193, 237, 417, 579, 1501, 2641, 3667, 4503, 7923, 10981, 11001, 15247, 26827, 32943, 45741, 80481, 208639, 289693, 509713, 625917, 869079, 1529139, 2119333, 6357999, 40267327, 120801981]

約数ペア:

[(1, 120801981), (3, 40267327), (19, 6357999), (57, 2119333), (79, 1529139), (139, 869079), (193, 625917), (237, 509713), (417, 289693), (579, 208639), (1501, 80481), (2641, 45741), (3667, 32943), (4503, 26827), (7923, 15247), (10981, 11001)]