201554717

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2711}}^1$

素因数の和:2793

約数の個数: 32

約数和(自身を含む): 267294720

約数和(自身を除く): 65740003

約数列:

[1, 7, 13, 19, 43, 91, 133, 247, 301, 559, 817, 1729, 2711, 3913, 5719, 10621, 18977, 35243, 51509, 74347, 116573, 246701, 360563, 669617, 816011, 1515449, 2214887, 4687319, 10608143, 15504209, 28793531, 201554717]

約数ペア:

[(1, 201554717), (7, 28793531), (13, 15504209), (19, 10608143), (43, 4687319), (91, 2214887), (133, 1515449), (247, 816011), (301, 669617), (559, 360563), (817, 246701), (1729, 116573), (2711, 74347), (3913, 51509), (5719, 35243), (10621, 18977)]