9993845

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:161

約数の個数: 24

約数和(自身を含む): 13084416

約数和(自身を除く): 3090571

約数列:

[1, 5, 23, 43, 47, 115, 215, 235, 989, 1081, 1849, 2021, 4945, 5405, 9245, 10105, 42527, 46483, 86903, 212635, 232415, 434515, 1998769, 9993845]

約数ペア:

[(1, 9993845), (5, 1998769), (23, 434515), (43, 232415), (47, 212635), (115, 86903), (215, 46483), (235, 42527), (989, 10105), (1081, 9245), (1849, 5405), (2021, 4945)]