1388175362

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{44887}}^1$

素因数の和:44990

約数の個数: 24

約数和(自身を含む): 2431493184

約数和(自身を除く): 1043317822

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 2209, 4418, 15463, 30926, 44887, 89774, 314209, 628418, 2109689, 4219378, 14767823, 29535646, 99155383, 198310766, 694087681, 1388175362]

約数ペア:

[(1, 1388175362), (2, 694087681), (7, 198310766), (14, 99155383), (47, 29535646), (94, 14767823), (329, 4219378), (658, 2109689), (2209, 628418), (4418, 314209), (15463, 89774), (30926, 44887)]