12640298111

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1\times {\mathrm{659}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 14905313280

約数和(自身を除く): 2265015169

約数列:

[1, 7, 47, 173, 329, 337, 659, 1211, 2359, 4613, 8131, 15839, 30973, 56917, 58301, 110873, 114007, 216811, 222083, 408107, 798049, 1554581, 2740147, 5358329, 10437901, 19181029, 37508303, 38420359, 73065307, 268942513, 1805756873, 12640298111]

約数ペア:

[(1, 12640298111), (7, 1805756873), (47, 268942513), (173, 73065307), (329, 38420359), (337, 37508303), (659, 19181029), (1211, 10437901), (2359, 5358329), (4613, 2740147), (8131, 1554581), (15839, 798049), (30973, 408107), (56917, 222083), (58301, 216811), (110873, 114007)]