81198190

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{188833}}^1$

素因数の和:188883

約数の個数: 16

約数和(自身を含む): 149556528

約数和(自身を除く): 68358338

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 188833, 377666, 944165, 1888330, 8119819, 16239638, 40599095, 81198190]

約数ペア:

[(1, 81198190), (2, 40599095), (5, 16239638), (10, 8119819), (43, 1888330), (86, 944165), (215, 377666), (430, 188833)]