201649869

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 329546880

約数和(自身を除く): 127897011

約数列:

[1, 3, 9, 17, 19, 51, 57, 71, 153, 171, 213, 323, 639, 969, 977, 1207, 1349, 2907, 2931, 3621, 4047, 8793, 10863, 12141, 16609, 18563, 22933, 49827, 55689, 68799, 69367, 149481, 167067, 206397, 208101, 315571, 624303, 946713, 1179239, 1317973, 2840139, 3537717, 3953919, 10613151, 11861757, 22405541, 67216623, 201649869]

約数ペア:

[(1, 201649869), (3, 67216623), (9, 22405541), (17, 11861757), (19, 10613151), (51, 3953919), (57, 3537717), (71, 2840139), (153, 1317973), (171, 1179239), (213, 946713), (323, 624303), (639, 315571), (969, 208101), (977, 206397), (1207, 167067), (1349, 149481), (2907, 69367), (2931, 68799), (3621, 55689), (4047, 49827), (8793, 22933), (10863, 18563), (12141, 16609)]