87172917

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{21701}}^1$

素因数の和:21820

約数の個数: 16

約数和(自身を含む): 126392448

約数和(自身を除く): 39219531

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 21701, 65103, 282113, 846339, 2235203, 6705609, 29057639, 87172917]

約数ペア:

[(1, 87172917), (3, 29057639), (13, 6705609), (39, 2235203), (103, 846339), (309, 282113), (1339, 65103), (4017, 21701)]