1279689854

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{53773}}^1$

素因数の和:54011

約数の個数: 16

約数和(自身を含む): 1957803792

約数和(自身を除く): 678113938

約数列:

[1, 2, 73, 146, 163, 326, 11899, 23798, 53773, 107546, 3925429, 7850858, 8764999, 17529998, 639844927, 1279689854]

約数ペア:

[(1, 1279689854), (2, 639844927), (73, 17529998), (146, 8764999), (163, 7850858), (326, 3925429), (11899, 107546), (23798, 53773)]