202289805

素因数分解:

$3^4\times 5^1\times {\mathrm{499481}}^1$

素因数の和:499498

約数の個数: 20

約数和(自身を含む): 362623932

約数和(自身を除く): 160334127

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 499481, 1498443, 2497405, 4495329, 7492215, 13485987, 22476645, 40457961, 67429935, 202289805]

約数ペア:

[(1, 202289805), (3, 67429935), (5, 40457961), (9, 22476645), (15, 13485987), (27, 7492215), (45, 4495329), (81, 2497405), (135, 1498443), (405, 499481)]