1388891449

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{72109}}^1$

素因数の和:72240

約数の個数: 16

約数和(自身を含む): 1619879040

約数和(自身を除く): 230987591

約数列:

[1, 11, 17, 103, 187, 1133, 1751, 19261, 72109, 793199, 1225853, 7427227, 13484383, 81699497, 126262859, 1388891449]

約数ペア:

[(1, 1388891449), (11, 126262859), (17, 81699497), (103, 13484383), (187, 7427227), (1133, 1225853), (1751, 793199), (19261, 72109)]