211980682370

素因数分解:

$2^1\times 5^1\times {\mathrm{1693}}^1\times {\mathrm{12521009}}^1$

素因数の和:12522709

約数の個数: 16

約数和(自身を含む): 381790636920

約数和(自身を除く): 169809954550

約数列:

[1, 2, 5, 10, 1693, 3386, 8465, 16930, 12521009, 25042018, 62605045, 125210090, 21198068237, 42396136474, 105990341185, 211980682370]

約数ペア:

[(1, 211980682370), (2, 105990341185), (5, 42396136474), (10, 21198068237), (1693, 125210090), (3386, 62605045), (8465, 25042018), (16930, 12521009)]