2115982655

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{440371}}^1$

素因数の和:440438

約数の個数: 12

約数和(自身を含む): 2623736376

約数和(自身を除く): 507753721

約数列:

[1, 5, 31, 155, 961, 4805, 440371, 2201855, 13651501, 68257505, 423196531, 2115982655]

約数ペア:

[(1, 2115982655), (5, 423196531), (31, 68257505), (155, 13651501), (961, 2201855), (4805, 440371)]