421053479

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{237749}}^1$

素因数の和:237790

約数の個数: 16

約数和(自身を含む): 547776000

約数和(自身を除く): 126722521

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 237749, 1664243, 2615239, 5468227, 18306673, 38277589, 60150497, 421053479]

約数ペア:

[(1, 421053479), (7, 60150497), (11, 38277589), (23, 18306673), (77, 5468227), (161, 2615239), (253, 1664243), (1771, 237749)]