2147775

素因数分解:

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

素因数の和:4111

約数の個数: 24

約数和(自身を含む): 4059264

約数和(自身を除く): 1911489

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 4091, 12273, 20455, 28637, 61365, 85911, 102275, 143185, 306825, 429555, 715925, 2147775]

約数ペア:

[(1, 2147775), (3, 715925), (5, 429555), (7, 306825), (15, 143185), (21, 102275), (25, 85911), (35, 61365), (75, 28637), (105, 20455), (175, 12273), (525, 4091)]