1247713071

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1989973}}^1$

素因数の和:1990006

約数の個数: 16

約数和(自身を含む): 1910375040

約数和(自身を除く): 662661969

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 1989973, 5969919, 21889703, 37809487, 65669109, 113428461, 415904357, 1247713071]

約数ペア:

[(1, 1247713071), (3, 415904357), (11, 113428461), (19, 65669109), (33, 37809487), (57, 21889703), (209, 5969919), (627, 1989973)]