205289739

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{881}}^1\times {\mathrm{1523}}^1$

素因数の和:2427

約数の個数: 24

約数和(自身を含む): 314535312

約数和(自身を除く): 109245573

約数列:

[1, 3, 9, 17, 51, 153, 881, 1523, 2643, 4569, 7929, 13707, 14977, 25891, 44931, 77673, 134793, 233019, 1341763, 4025289, 12075867, 22809971, 68429913, 205289739]

約数ペア:

[(1, 205289739), (3, 68429913), (9, 22809971), (17, 12075867), (51, 4025289), (153, 1341763), (881, 233019), (1523, 134793), (2643, 77673), (4569, 44931), (7929, 25891), (13707, 14977)]