399556225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{1433}}^1$

素因数の和:2049

約数の個数: 24

約数和(自身を含む): 522779040

約数和(自身を除く): 123222815

約数列:

[1, 5, 19, 25, 95, 475, 587, 1433, 2935, 7165, 11153, 14675, 27227, 35825, 55765, 136135, 278825, 680675, 841171, 4205855, 15982249, 21029275, 79911245, 399556225]

約数ペア:

[(1, 399556225), (5, 79911245), (19, 21029275), (25, 15982249), (95, 4205855), (475, 841171), (587, 680675), (1433, 278825), (2935, 136135), (7165, 55765), (11153, 35825), (14675, 27227)]