17696815

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 22878720

約数和(自身を除く): 5181905

約数列:

[1, 5, 29, 31, 127, 145, 155, 635, 899, 961, 3683, 3937, 4495, 4805, 18415, 19685, 27869, 114173, 122047, 139345, 570865, 610235, 3539363, 17696815]

約数ペア:

[(1, 17696815), (5, 3539363), (29, 610235), (31, 570865), (127, 139345), (145, 122047), (155, 114173), (635, 27869), (899, 19685), (961, 18415), (3683, 4805), (3937, 4495)]