81176417

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4391}}^1$

素因数の和:4556

約数の個数: 16

約数和(自身を含む): 98380800

約数和(自身を除く): 17204383

約数列:

[1, 7, 19, 133, 139, 973, 2641, 4391, 18487, 30737, 83429, 584003, 610349, 4272443, 11596631, 81176417]

約数ペア:

[(1, 81176417), (7, 11596631), (19, 4272443), (133, 610349), (139, 584003), (973, 83429), (2641, 30737), (4391, 18487)]