7980335

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{389}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 10501920

約数和(自身を除く): 2521585

約数列:

[1, 5, 11, 55, 373, 389, 1865, 1945, 4103, 4279, 20515, 21395, 145097, 725485, 1596067, 7980335]

約数ペア:

[(1, 7980335), (5, 1596067), (11, 725485), (55, 145097), (373, 21395), (389, 20515), (1865, 4279), (1945, 4103)]