31986129

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89597}}^1$

素因数の和:89624

約数の個数: 16

約数和(自身を含む): 51608448

約数和(自身を除く): 19622319

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 89597, 268791, 627179, 1523149, 1881537, 4569447, 10662043, 31986129]

約数ペア:

[(1, 31986129), (3, 10662043), (7, 4569447), (17, 1881537), (21, 1523149), (51, 627179), (119, 268791), (357, 89597)]