28738957

素因数分解:

${\mathrm{13}}^3\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:269

約数の個数: 16

約数和(自身を含む): 31682560

約数和(自身を除く): 2943603

約数列:

[1, 13, 103, 127, 169, 1339, 1651, 2197, 13081, 17407, 21463, 170053, 226291, 279019, 2210689, 28738957]

約数ペア:

[(1, 28738957), (13, 2210689), (103, 279019), (127, 226291), (169, 170053), (1339, 21463), (1651, 17407), (2197, 13081)]