66490808

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{28759}}^1$

素因数の和:28799

約数の個数: 24

約数和(自身を含む): 132439800

約数和(自身を除く): 65948992

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 28759, 57518, 115036, 230072, 488903, 977806, 1955612, 3911224, 8311351, 16622702, 33245404, 66490808]

約数ペア:

[(1, 66490808), (2, 33245404), (4, 16622702), (8, 8311351), (17, 3911224), (34, 1955612), (68, 977806), (136, 488903), (289, 230072), (578, 115036), (1156, 57518), (2312, 28759)]