218752708

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{229}}^1\times {\mathrm{1823}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 387636480

約数和(自身を除く): 168883772

約数列:

[1, 2, 4, 131, 229, 262, 458, 524, 916, 1823, 3646, 7292, 29999, 59998, 119996, 238813, 417467, 477626, 834934, 955252, 1669868, 54688177, 109376354, 218752708]

約数ペア:

[(1, 218752708), (2, 109376354), (4, 54688177), (131, 1669868), (229, 955252), (262, 834934), (458, 477626), (524, 417467), (916, 238813), (1823, 119996), (3646, 59998), (7292, 29999)]