155543557

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{2179}}^1$

素因数の和:2245

約数の個数: 24

約数和(自身を含む): 187392800

約数和(自身を除く): 31849243

約数列:

[1, 13, 17, 19, 221, 247, 289, 323, 2179, 3757, 4199, 5491, 28327, 37043, 41401, 71383, 481559, 538213, 629731, 703817, 8186503, 9149621, 11964889, 155543557]

約数ペア:

[(1, 155543557), (13, 11964889), (17, 9149621), (19, 8186503), (221, 703817), (247, 629731), (289, 538213), (323, 481559), (2179, 71383), (3757, 41401), (4199, 37043), (5491, 28327)]