15591051

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4057}}^1$

素因数の和:4131

約数の個数: 24

約数和(自身を含む): 26165984

約数和(自身を除く): 10574933

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 4057, 12171, 28399, 36513, 85197, 247477, 255591, 742431, 1732339, 2227293, 5197017, 15591051]

約数ペア:

[(1, 15591051), (3, 5197017), (7, 2227293), (9, 1732339), (21, 742431), (61, 255591), (63, 247477), (183, 85197), (427, 36513), (549, 28399), (1281, 12171), (3843, 4057)]