172947903

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{2803}}^1$

素因数の和:3094

約数の個数: 16

約数和(自身を含む): 233920896

約数和(自身を除く): 60972993

約数列:

[1, 3, 131, 157, 393, 471, 2803, 8409, 20567, 61701, 367193, 440071, 1101579, 1320213, 57649301, 172947903]

約数ペア:

[(1, 172947903), (3, 57649301), (131, 1320213), (157, 1101579), (393, 440071), (471, 367193), (2803, 61701), (8409, 20567)]