81994774

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{607}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 135924480

約数和(自身を除く): 53929706

約数列:

[1, 2, 17, 29, 34, 58, 137, 274, 493, 607, 986, 1214, 2329, 3973, 4658, 7946, 10319, 17603, 20638, 35206, 67541, 83159, 135082, 166318, 299251, 598502, 1413703, 2411611, 2827406, 4823222, 40997387, 81994774]

約数ペア:

[(1, 81994774), (2, 40997387), (17, 4823222), (29, 2827406), (34, 2411611), (58, 1413703), (137, 598502), (274, 299251), (493, 166318), (607, 135082), (986, 83159), (1214, 67541), (2329, 35206), (3973, 20638), (4658, 17603), (7946, 10319)]