81266042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4241}}^1$

素因数の和:4334

約数の個数: 32

約数和(自身を含む): 145381824

約数和(自身を除く): 64115782

約数列:

[1, 2, 11, 13, 22, 26, 67, 134, 143, 286, 737, 871, 1474, 1742, 4241, 8482, 9581, 19162, 46651, 55133, 93302, 110266, 284147, 568294, 606463, 1212926, 3125617, 3693911, 6251234, 7387822, 40633021, 81266042]

約数ペア:

[(1, 81266042), (2, 40633021), (11, 7387822), (13, 6251234), (22, 3693911), (26, 3125617), (67, 1212926), (134, 606463), (143, 568294), (286, 284147), (737, 110266), (871, 93302), (1474, 55133), (1742, 46651), (4241, 19162), (8482, 9581)]