31490042

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{457}}^1$

素因数の和:853

約数の個数: 16

約数和(自身を含む): 47881152

約数和(自身を除く): 16391110

約数列:

[1, 2, 131, 262, 263, 457, 526, 914, 34453, 59867, 68906, 119734, 120191, 240382, 15745021, 31490042]

約数ペア:

[(1, 31490042), (2, 15745021), (131, 240382), (262, 120191), (263, 119734), (457, 68906), (526, 59867), (914, 34453)]