80939091

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 119508480

約数和(自身を除く): 38569389

約数列:

[1, 3, 17, 37, 51, 59, 111, 177, 629, 727, 1003, 1887, 2181, 2183, 3009, 6549, 12359, 26899, 37077, 37111, 42893, 80697, 111333, 128679, 457283, 729181, 1371849, 1587041, 2187543, 4761123, 26979697, 80939091]

約数ペア:

[(1, 80939091), (3, 26979697), (17, 4761123), (37, 2187543), (51, 1587041), (59, 1371849), (111, 729181), (177, 457283), (629, 128679), (727, 111333), (1003, 80697), (1887, 42893), (2181, 37111), (2183, 37077), (3009, 26899), (6549, 12359)]