15662421

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 23522304

約数和(自身を除く): 7859883

約数列:

[1, 3, 9, 47, 61, 141, 183, 423, 549, 607, 1821, 2867, 5463, 8601, 25803, 28529, 37027, 85587, 111081, 256761, 333243, 1740269, 5220807, 15662421]

約数ペア:

[(1, 15662421), (3, 5220807), (9, 1740269), (47, 333243), (61, 256761), (141, 111081), (183, 85587), (423, 37027), (549, 28529), (607, 25803), (1821, 8601), (2867, 5463)]