388339721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{296669}}^1$

素因数の和:296704

約数の個数: 16

約数和(自身を含む): 512645760

約数和(自身を除く): 124306039

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 296669, 2076683, 3263359, 5043373, 22843513, 35303611, 55477103, 388339721]

約数ペア:

[(1, 388339721), (7, 55477103), (11, 35303611), (17, 22843513), (77, 5043373), (119, 3263359), (187, 2076683), (1309, 296669)]