209984445

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{2221}}^1$

素因数の和:2434

約数の個数: 48

約数和(自身を含む): 399320064

約数和(自身を除く): 189335619

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 191, 495, 573, 955, 1719, 2101, 2221, 2865, 6303, 6663, 8595, 10505, 11105, 18909, 19989, 24431, 31515, 33315, 73293, 94545, 99945, 122155, 219879, 366465, 424211, 1099395, 1272633, 2121055, 3817899, 4666321, 6363165, 13998963, 19089495, 23331605, 41996889, 69994815, 209984445]

約数ペア:

[(1, 209984445), (3, 69994815), (5, 41996889), (9, 23331605), (11, 19089495), (15, 13998963), (33, 6363165), (45, 4666321), (55, 3817899), (99, 2121055), (165, 1272633), (191, 1099395), (495, 424211), (573, 366465), (955, 219879), (1719, 122155), (2101, 99945), (2221, 94545), (2865, 73293), (6303, 33315), (6663, 31515), (8595, 24431), (10505, 19989), (11105, 18909)]