81906392

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{293}}^1\times {\mathrm{421}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 156325680

約数和(自身を除く): 74419288

約数列:

[1, 2, 4, 8, 83, 166, 293, 332, 421, 586, 664, 842, 1172, 1684, 2344, 3368, 24319, 34943, 48638, 69886, 97276, 123353, 139772, 194552, 246706, 279544, 493412, 986824, 10238299, 20476598, 40953196, 81906392]

約数ペア:

[(1, 81906392), (2, 40953196), (4, 20476598), (8, 10238299), (83, 986824), (166, 493412), (293, 279544), (332, 246706), (421, 194552), (586, 139772), (664, 123353), (842, 97276), (1172, 69886), (1684, 48638), (2344, 34943), (3368, 24319)]