287519229

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{4111}}^1$

素因数の和:4545

約数の個数: 24

約数和(自身を含む): 438339200

約数和(自身を除く): 150819971

約数列:

[1, 3, 9, 19, 57, 171, 409, 1227, 3681, 4111, 7771, 12333, 23313, 36999, 69939, 78109, 234327, 702981, 1681399, 5044197, 15132591, 31946581, 95839743, 287519229]

約数ペア:

[(1, 287519229), (3, 95839743), (9, 31946581), (19, 15132591), (57, 5044197), (171, 1681399), (409, 702981), (1227, 234327), (3681, 78109), (4111, 69939), (7771, 36999), (12333, 23313)]