2120007169

素因数分解:

$7^1\times {\mathrm{557}}^1\times {\mathrm{613}}^1\times {\mathrm{887}}^1$

素因数の和:2064

約数の個数: 16

約数和(自身を含む): 2433915648

約数和(自身を除く): 313908479

約数列:

[1, 7, 557, 613, 887, 3899, 4291, 6209, 341441, 494059, 543731, 2390087, 3458413, 3806117, 302858167, 2120007169]

約数ペア:

[(1, 2120007169), (7, 302858167), (557, 3806117), (613, 3458413), (887, 2390087), (3899, 543731), (4291, 494059), (6209, 341441)]