161661596

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{2789}}^1$

素因数の和:3173

約数の個数: 24

約数和(自身を含む): 290450160

約数和(自身を除く): 128788564

約数列:

[1, 2, 4, 43, 86, 172, 337, 674, 1348, 2789, 5578, 11156, 14491, 28982, 57964, 119927, 239854, 479708, 939893, 1879786, 3759572, 40415399, 80830798, 161661596]

約数ペア:

[(1, 161661596), (2, 80830798), (4, 40415399), (43, 3759572), (86, 1879786), (172, 939893), (337, 479708), (674, 239854), (1348, 119927), (2789, 57964), (5578, 28982), (11156, 14491)]