128565609

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{20693}}^1$

素因数の和:20824

約数の個数: 16

約数和(自身を含む): 182107200

約数和(自身を除く): 53541591

約数列:

[1, 3, 19, 57, 109, 327, 2071, 6213, 20693, 62079, 393167, 1179501, 2255537, 6766611, 42855203, 128565609]

約数ペア:

[(1, 128565609), (3, 42855203), (19, 6766611), (57, 2255537), (109, 1179501), (327, 393167), (2071, 62079), (6213, 20693)]