199218677

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1\times {\mathrm{809}}^1$

素因数の和:1220

約数の個数: 16

約数和(自身を含む): 230584320

約数和(自身を除く): 31365643

約数列:

[1, 7, 127, 277, 809, 889, 1939, 5663, 35179, 102743, 224093, 246253, 719201, 1568651, 28459811, 199218677]

約数ペア:

[(1, 199218677), (7, 28459811), (127, 1568651), (277, 719201), (809, 246253), (889, 224093), (1939, 102743), (5663, 35179)]