16857503

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:662

約数の個数: 16

約数和(自身を含む): 19286400

約数和(自身を除く): 2428897

約数列:

[1, 13, 19, 139, 247, 491, 1807, 2641, 6383, 9329, 34333, 68249, 121277, 887237, 1296731, 16857503]

約数ペア:

[(1, 16857503), (13, 1296731), (19, 887237), (139, 121277), (247, 68249), (491, 34333), (1807, 9329), (2641, 6383)]