161739611

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 187881120

約数和(自身を除く): 26141509

約数列:

[1, 11, 23, 89, 121, 253, 653, 979, 2047, 2783, 7183, 10769, 15019, 22517, 58117, 79013, 165209, 247687, 639287, 1336691, 1817299, 7032157, 14703601, 161739611]

約数ペア:

[(1, 161739611), (11, 14703601), (23, 7032157), (89, 1817299), (121, 1336691), (253, 639287), (653, 247687), (979, 165209), (2047, 79013), (2783, 58117), (7183, 22517), (10769, 15019)]