1288665

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{4091}}^1$

素因数の和:4109

約数の個数: 24

約数和(自身を含む): 2553408

約数和(自身を除く): 1264743

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 4091, 12273, 20455, 28637, 36819, 61365, 85911, 143185, 184095, 257733, 429555, 1288665]

約数ペア:

[(1, 1288665), (3, 429555), (5, 257733), (7, 184095), (9, 143185), (15, 85911), (21, 61365), (35, 36819), (45, 28637), (63, 20455), (105, 12273), (315, 4091)]