72271641

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1787}}^1$

素因数の和:1881

約数の個数: 32

約数和(自身を含む): 111742848

約数和(自身を除く): 39471207

約数列:

[1, 3, 13, 17, 39, 51, 61, 183, 221, 663, 793, 1037, 1787, 2379, 3111, 5361, 13481, 23231, 30379, 40443, 69693, 91137, 109007, 327021, 394927, 1184781, 1417091, 1853119, 4251273, 5559357, 24090547, 72271641]

約数ペア:

[(1, 72271641), (3, 24090547), (13, 5559357), (17, 4251273), (39, 1853119), (51, 1417091), (61, 1184781), (183, 394927), (221, 327021), (663, 109007), (793, 91137), (1037, 69693), (1787, 40443), (2379, 30379), (3111, 23231), (5361, 13481)]