203420161

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{2689}}^1$

素因数の和:2904

約数の個数: 16

約数和(自身を含む): 237064320

約数和(自身を除く): 33644159

約数列:

[1, 7, 101, 107, 707, 749, 2689, 10807, 18823, 75649, 271589, 287723, 1901123, 2014061, 29060023, 203420161]

約数ペア:

[(1, 203420161), (7, 29060023), (101, 2014061), (107, 1901123), (707, 287723), (749, 271589), (2689, 75649), (10807, 18823)]