28722946

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107981}}^1$

素因数の和:108009

約数の個数: 16

約数和(自身を含む): 51831360

約数和(自身を除く): 23108414

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 107981, 215962, 755867, 1511734, 2051639, 4103278, 14361473, 28722946]

約数ペア:

[(1, 28722946), (2, 14361473), (7, 4103278), (14, 2051639), (19, 1511734), (38, 755867), (133, 215962), (266, 107981)]