2142135

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 3747744

約数和(自身を除く): 1605609

約数列:

[1, 3, 5, 9, 15, 45, 181, 263, 543, 789, 905, 1315, 1629, 2367, 2715, 3945, 8145, 11835, 47603, 142809, 238015, 428427, 714045, 2142135]

約数ペア:

[(1, 2142135), (3, 714045), (5, 428427), (9, 238015), (15, 142809), (45, 47603), (181, 11835), (263, 8145), (543, 3945), (789, 2715), (905, 2367), (1315, 1629)]