1887139737

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{491059}}^1$

素因数の和:491133

約数の個数: 24

約数和(自身を含む): 3166354880

約数和(自身を除く): 1279215143

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 491059, 1473177, 3437413, 4419531, 10312239, 29954599, 30936717, 89863797, 209682193, 269591391, 629046579, 1887139737]

約数ペア:

[(1, 1887139737), (3, 629046579), (7, 269591391), (9, 209682193), (21, 89863797), (61, 30936717), (63, 29954599), (183, 10312239), (427, 4419531), (549, 3437413), (1281, 1473177), (3843, 491059)]