287156979

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{839}}^1\times {\mathrm{2237}}^1$

素因数の和:3099

約数の個数: 24

約数和(自身を含む): 439901280

約数和(自身を除く): 152744301

約数列:

[1, 3, 9, 17, 51, 153, 839, 2237, 2517, 6711, 7551, 14263, 20133, 38029, 42789, 114087, 128367, 342261, 1876843, 5630529, 16891587, 31906331, 95718993, 287156979]

約数ペア:

[(1, 287156979), (3, 95718993), (9, 31906331), (17, 16891587), (51, 5630529), (153, 1876843), (839, 342261), (2237, 128367), (2517, 114087), (6711, 42789), (7551, 38029), (14263, 20133)]