81002538

素因数分解:

$2^1\times 3^3\times {\mathrm{1500047}}^1$

素因数の和:1500058

約数の個数: 16

約数和(自身を含む): 180005760

約数和(自身を除く): 99003222

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1500047, 3000094, 4500141, 9000282, 13500423, 27000846, 40501269, 81002538]

約数ペア:

[(1, 81002538), (2, 40501269), (3, 27000846), (6, 13500423), (9, 9000282), (18, 4500141), (27, 3000094), (54, 1500047)]