78640551

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{88261}}^1$

素因数の和:88284

約数の個数: 20

約数和(自身を含む): 128156424

約数和(自身を除く): 49515873

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 88261, 264783, 794349, 970871, 2383047, 2912613, 7149141, 8737839, 26213517, 78640551]

約数ペア:

[(1, 78640551), (3, 26213517), (9, 8737839), (11, 7149141), (27, 2912613), (33, 2383047), (81, 970871), (99, 794349), (297, 264783), (891, 88261)]