20790135

素因数分解:

$3^3\times 5^1\times {\mathrm{154001}}^1$

素因数の和:154015

約数の個数: 16

約数和(自身を含む): 36960480

約数和(自身を除く): 16170345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 154001, 462003, 770005, 1386009, 2310015, 4158027, 6930045, 20790135]

約数ペア:

[(1, 20790135), (3, 6930045), (5, 4158027), (9, 2310015), (15, 1386009), (27, 770005), (45, 462003), (135, 154001)]