138531159

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{91079}}^1$

素因数の和:91111

約数の個数: 18

約数和(自身を含む): 216679320

約数和(自身を除く): 78148161

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 91079, 273237, 819711, 1184027, 3552081, 10656243, 15392351, 46177053, 138531159]

約数ペア:

[(1, 138531159), (3, 46177053), (9, 15392351), (13, 10656243), (39, 3552081), (117, 1184027), (169, 819711), (507, 273237), (1521, 91079)]