61897407

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{919}}^1$

素因数の和:1103

約数の個数: 32

約数和(自身を含む): 97681920

約数和(自身を除く): 35784513

約数列:

[1, 3, 11, 13, 33, 39, 143, 157, 429, 471, 919, 1727, 2041, 2757, 5181, 6123, 10109, 11947, 22451, 30327, 35841, 67353, 131417, 144283, 394251, 432849, 1587113, 1875679, 4761339, 5627037, 20632469, 61897407]

約数ペア:

[(1, 61897407), (3, 20632469), (11, 5627037), (13, 4761339), (33, 1875679), (39, 1587113), (143, 432849), (157, 394251), (429, 144283), (471, 131417), (919, 67353), (1727, 35841), (2041, 30327), (2757, 22451), (5181, 11947), (6123, 10109)]