40989645

素因数分解:

$3^4\times 5^1\times {\mathrm{101209}}^1$

素因数の和:101226

約数の個数: 20

約数和(自身を含む): 73478460

約数和(自身を除く): 32488815

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 101209, 303627, 506045, 910881, 1518135, 2732643, 4554405, 8197929, 13663215, 40989645]

約数ペア:

[(1, 40989645), (3, 13663215), (5, 8197929), (9, 4554405), (15, 2732643), (27, 1518135), (45, 910881), (81, 506045), (135, 303627), (405, 101209)]