28560895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 39836160

約数和(自身を除く): 11275265

約数列:

[1, 5, 11, 19, 55, 95, 151, 181, 209, 755, 905, 1045, 1661, 1991, 2869, 3439, 8305, 9955, 14345, 17195, 27331, 31559, 37829, 136655, 157795, 189145, 300641, 519289, 1503205, 2596445, 5712179, 28560895]

約数ペア:

[(1, 28560895), (5, 5712179), (11, 2596445), (19, 1503205), (55, 519289), (95, 300641), (151, 189145), (181, 157795), (209, 136655), (755, 37829), (905, 31559), (1045, 27331), (1661, 17195), (1991, 14345), (2869, 9955), (3439, 8305)]