71319628

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{9643}}^1$

素因数の和:9733

約数の個数: 18

約数和(自身を含む): 127792644

約数和(自身を除く): 56473016

約数列:

[1, 2, 4, 43, 86, 172, 1849, 3698, 7396, 9643, 19286, 38572, 414649, 829298, 1658596, 17829907, 35659814, 71319628]

約数ペア:

[(1, 71319628), (2, 35659814), (4, 17829907), (43, 1658596), (86, 829298), (172, 414649), (1849, 38572), (3698, 19286), (7396, 9643)]