77974057

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{487}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 90650880

約数和(自身を除く): 12676823

約数列:

[1, 7, 89, 257, 487, 623, 1799, 3409, 22873, 43343, 125159, 160111, 303401, 876113, 11139151, 77974057]

約数ペア:

[(1, 77974057), (7, 11139151), (89, 876113), (257, 303401), (487, 160111), (623, 125159), (1799, 43343), (3409, 22873)]