80971137

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1171}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 129951360

約数和(自身を除く): 48980223

約数列:

[1, 3, 9, 13, 27, 39, 117, 197, 351, 591, 1171, 1773, 2561, 3513, 5319, 7683, 10539, 15223, 23049, 31617, 45669, 69147, 137007, 230687, 411021, 692061, 2076183, 2998931, 6228549, 8996793, 26990379, 80971137]

約数ペア:

[(1, 80971137), (3, 26990379), (9, 8996793), (13, 6228549), (27, 2998931), (39, 2076183), (117, 692061), (197, 411021), (351, 230687), (591, 137007), (1171, 69147), (1773, 45669), (2561, 31617), (3513, 23049), (5319, 15223), (7683, 10539)]