81747578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3463}}^1$

素因数の和:3542

約数の個数: 32

約数和(自身を含む): 142162560

約数和(自身を除く): 60414982

約数列:

[1, 2, 11, 22, 29, 37, 58, 74, 319, 407, 638, 814, 1073, 2146, 3463, 6926, 11803, 23606, 38093, 76186, 100427, 128131, 200854, 256262, 1104697, 1409441, 2209394, 2818882, 3715799, 7431598, 40873789, 81747578]

約数ペア:

[(1, 81747578), (2, 40873789), (11, 7431598), (22, 3715799), (29, 2818882), (37, 2209394), (58, 1409441), (74, 1104697), (319, 256262), (407, 200854), (638, 128131), (814, 100427), (1073, 76186), (2146, 38093), (3463, 23606), (6926, 11803)]