28712306

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107941}}^1$

素因数の和:107969

約数の個数: 16

約数和(自身を含む): 51812160

約数和(自身を除く): 23099854

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 107941, 215882, 755587, 1511174, 2050879, 4101758, 14356153, 28712306]

約数ペア:

[(1, 28712306), (2, 14356153), (7, 4101758), (14, 2050879), (19, 1511174), (38, 755587), (133, 215882), (266, 107941)]