81621682

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{2591}}^1$

素因数の和:3441

約数の個数: 16

約数和(自身を含む): 129081600

約数和(自身を除く): 47459918

約数列:

[1, 2, 19, 38, 829, 1658, 2591, 5182, 15751, 31502, 49229, 98458, 2147939, 4295878, 40810841, 81621682]

約数ペア:

[(1, 81621682), (2, 40810841), (19, 4295878), (38, 2147939), (829, 98458), (1658, 49229), (2591, 31502), (5182, 15751)]