9950015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 13659840

約数和(自身を除く): 3709825

約数列:

[1, 5, 17, 19, 61, 85, 95, 101, 305, 323, 505, 1037, 1159, 1615, 1717, 1919, 5185, 5795, 6161, 8585, 9595, 19703, 30805, 32623, 98515, 104737, 117059, 163115, 523685, 585295, 1990003, 9950015]

約数ペア:

[(1, 9950015), (5, 1990003), (17, 585295), (19, 523685), (61, 163115), (85, 117059), (95, 104737), (101, 98515), (305, 32623), (323, 30805), (505, 19703), (1037, 9595), (1159, 8585), (1615, 6161), (1717, 5795), (1919, 5185)]