206548503

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{209269}}^1$

素因数の和:209326

約数の個数: 16

約数和(自身を含む): 321438720

約数和(自身を除く): 114890217

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 209269, 627807, 1464883, 4394649, 9835643, 29506929, 68849501, 206548503]

約数ペア:

[(1, 206548503), (3, 68849501), (7, 29506929), (21, 9835643), (47, 4394649), (141, 1464883), (329, 627807), (987, 209269)]