221043911

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{7529}}^1$

素因数の和:7714

約数の個数: 16

約数和(自身を含む): 256983840

約数和(自身を除く): 35939929

約数列:

[1, 11, 17, 157, 187, 1727, 2669, 7529, 29359, 82819, 127993, 1182053, 1407923, 13002583, 20094901, 221043911]

約数ペア:

[(1, 221043911), (11, 20094901), (17, 13002583), (157, 1407923), (187, 1182053), (1727, 127993), (2669, 82819), (7529, 29359)]