39489039

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{16811}}^1$

素因数の和:16852

約数の個数: 20

約数和(自身を含む): 61027560

約数和(自身を除く): 21538521

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 16811, 50433, 151299, 453897, 487519, 1361691, 1462557, 4387671, 13163013, 39489039]

約数ペア:

[(1, 39489039), (3, 13163013), (9, 4387671), (27, 1462557), (29, 1361691), (81, 487519), (87, 453897), (261, 151299), (783, 50433), (2349, 16811)]