81422374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{52127}}^1$

素因数の和:52211

約数の個数: 16

約数和(自身を含む): 135115776

約数和(自身を除く): 53693402

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 52127, 104254, 573397, 1146794, 3701017, 7402034, 40711187, 81422374]

約数ペア:

[(1, 81422374), (2, 40711187), (11, 7402034), (22, 3701017), (71, 1146794), (142, 573397), (781, 104254), (1562, 52127)]