28254254

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{106219}}^1$

素因数の和:106247

約数の個数: 16

約数和(自身を含む): 50985600

約数和(自身を除く): 22731346

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 106219, 212438, 743533, 1487066, 2018161, 4036322, 14127127, 28254254]

約数ペア:

[(1, 28254254), (2, 14127127), (7, 4036322), (14, 2018161), (19, 1487066), (38, 743533), (133, 212438), (266, 106219)]