20802825

素因数分解:

$3^4\times 5^2\times {\mathrm{10273}}^1$

素因数の和:10295

約数の個数: 30

約数和(自身を含む): 38537774

約数和(自身を除く): 17734949

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 10273, 30819, 51365, 92457, 154095, 256825, 277371, 462285, 770475, 832113, 1386855, 2311425, 4160565, 6934275, 20802825]

約数ペア:

[(1, 20802825), (3, 6934275), (5, 4160565), (9, 2311425), (15, 1386855), (25, 832113), (27, 770475), (45, 462285), (75, 277371), (81, 256825), (135, 154095), (225, 92457), (405, 51365), (675, 30819), (2025, 10273)]