31563147

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{983}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 52899840

約数和(自身を除く): 21336693

約数列:

[1, 3, 7, 11, 21, 33, 77, 139, 231, 417, 973, 983, 1529, 2919, 2949, 4587, 6881, 10703, 10813, 20643, 32109, 32439, 75691, 136637, 227073, 409911, 956459, 1503007, 2869377, 4509021, 10521049, 31563147]

約数ペア:

[(1, 31563147), (3, 10521049), (7, 4509021), (11, 2869377), (21, 1503007), (33, 956459), (77, 409911), (139, 227073), (231, 136637), (417, 75691), (973, 32439), (983, 32109), (1529, 20643), (2919, 10813), (2949, 10703), (4587, 6881)]