289690870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{15271}}^1$

素因数の和:15556

約数の個数: 32

約数和(自身を含む): 598173696

約数和(自身を除く): 308482826

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 271, 542, 1355, 1897, 2710, 3794, 9485, 15271, 18970, 30542, 76355, 106897, 152710, 213794, 534485, 1068970, 4138441, 8276882, 20692205, 28969087, 41384410, 57938174, 144845435, 289690870]

約数ペア:

[(1, 289690870), (2, 144845435), (5, 57938174), (7, 41384410), (10, 28969087), (14, 20692205), (35, 8276882), (70, 4138441), (271, 1068970), (542, 534485), (1355, 213794), (1897, 152710), (2710, 106897), (3794, 76355), (9485, 30542), (15271, 18970)]