201728025

素因数分解:

$3^2\times 5^2\times {\mathrm{653}}^1\times {\mathrm{1373}}^1$

素因数の和:2042

約数の個数: 36

約数和(自身を含む): 362134188

約数和(自身を除く): 160406163

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 653, 1373, 1959, 3265, 4119, 5877, 6865, 9795, 12357, 16325, 20595, 29385, 34325, 48975, 61785, 102975, 146925, 308925, 896569, 2689707, 4482845, 8069121, 13448535, 22414225, 40345605, 67242675, 201728025]

約数ペア:

[(1, 201728025), (3, 67242675), (5, 40345605), (9, 22414225), (15, 13448535), (25, 8069121), (45, 4482845), (75, 2689707), (225, 896569), (653, 308925), (1373, 146925), (1959, 102975), (3265, 61785), (4119, 48975), (5877, 34325), (6865, 29385), (9795, 20595), (12357, 16325)]