156912394

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{21727}}^1$

素因数の和:21909

約数の個数: 16

約数和(自身を含む): 247177728

約数和(自身を除く): 90265334

約数列:

[1, 2, 23, 46, 157, 314, 3611, 7222, 21727, 43454, 499721, 999442, 3411139, 6822278, 78456197, 156912394]

約数ペア:

[(1, 156912394), (2, 78456197), (23, 6822278), (46, 3411139), (157, 999442), (314, 499721), (3611, 43454), (7222, 21727)]