78857619

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 114912000

約数和(自身を除く): 36054381

約数列:

[1, 3, 19, 37, 57, 111, 139, 269, 417, 703, 807, 2109, 2641, 5111, 5143, 7923, 9953, 15333, 15429, 29859, 37391, 97717, 112173, 189107, 293151, 567321, 710429, 1383467, 2131287, 4150401, 26285873, 78857619]

約数ペア:

[(1, 78857619), (3, 26285873), (19, 4150401), (37, 2131287), (57, 1383467), (111, 710429), (139, 567321), (269, 293151), (417, 189107), (703, 112173), (807, 97717), (2109, 37391), (2641, 29859), (5111, 15429), (5143, 15333), (7923, 9953)]