219620163

素因数分解:

$3^1\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{10243}}^1$

素因数の和:11274

約数の個数: 16

約数和(自身を含む): 335019776

約数和(自身を除く): 115399613

約数列:

[1, 3, 7, 21, 1021, 3063, 7147, 10243, 21441, 30729, 71701, 215103, 10458103, 31374309, 73206721, 219620163]

約数ペア:

[(1, 219620163), (3, 73206721), (7, 31374309), (21, 10458103), (1021, 215103), (3063, 71701), (7147, 30729), (10243, 21441)]