557116

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 1130976

約数和(自身を除く): 573860

約数列:

[1, 2, 4, 7, 14, 28, 101, 197, 202, 394, 404, 707, 788, 1379, 1414, 2758, 2828, 5516, 19897, 39794, 79588, 139279, 278558, 557116]

約数ペア:

[(1, 557116), (2, 278558), (4, 139279), (7, 79588), (14, 39794), (28, 19897), (101, 5516), (197, 2828), (202, 2758), (394, 1414), (404, 1379), (707, 788)]