1617991921

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{929}}^1\times {\mathrm{19139}}^1$

素因数の和:20088

約数の個数: 16

約数和(自身を含む): 1993622400

約数和(自身を除く): 375630479

約数列:

[1, 7, 13, 91, 929, 6503, 12077, 19139, 84539, 133973, 248807, 1741649, 17780131, 124460917, 231141703, 1617991921]

約数ペア:

[(1, 1617991921), (7, 231141703), (13, 124460917), (91, 17780131), (929, 1741649), (6503, 248807), (12077, 133973), (19139, 84539)]