31388695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1879}}^1$

素因数の和:2154

約数の個数: 16

約数和(自身を含む): 40743360

約数和(自身を除く): 9354665

約数列:

[1, 5, 13, 65, 257, 1285, 1879, 3341, 9395, 16705, 24427, 122135, 482903, 2414515, 6277739, 31388695]

約数ペア:

[(1, 31388695), (5, 6277739), (13, 2414515), (65, 482903), (257, 122135), (1285, 24427), (1879, 16705), (3341, 9395)]