31370493

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 52577280

約数和(自身を除く): 21206787

約数列:

[1, 3, 7, 11, 21, 33, 77, 139, 231, 417, 973, 977, 1529, 2919, 2931, 4587, 6839, 10703, 10747, 20517, 32109, 32241, 75229, 135803, 225687, 407409, 950621, 1493833, 2851863, 4481499, 10456831, 31370493]

約数ペア:

[(1, 31370493), (3, 10456831), (7, 4481499), (11, 2851863), (21, 1493833), (33, 950621), (77, 407409), (139, 225687), (231, 135803), (417, 75229), (973, 32241), (977, 32109), (1529, 20517), (2919, 10747), (2931, 10703), (4587, 6839)]