81893878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{120079}}^1$

素因数の和:120123

約数の個数: 16

約数和(自身を含む): 138332160

約数和(自身を除く): 56438282

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 120079, 240158, 1320869, 2641738, 3722449, 7444898, 40946939, 81893878]

約数ペア:

[(1, 81893878), (2, 40946939), (11, 7444898), (22, 3722449), (31, 2641738), (62, 1320869), (341, 240158), (682, 120079)]