215517177

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{45439}}^1$

素因数の和:45493

約数の個数: 24

約数和(自身を含む): 340254720

約数和(自身を除く): 124737543

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 4743, 45439, 136317, 408951, 772463, 1408609, 2317389, 4225827, 6952167, 12677481, 23946353, 71839059, 215517177]

約数ペア:

[(1, 215517177), (3, 71839059), (9, 23946353), (17, 12677481), (31, 6952167), (51, 4225827), (93, 2317389), (153, 1408609), (279, 772463), (527, 408951), (1581, 136317), (4743, 45439)]