2225205

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 4043520

約数和(自身を除く): 1818315

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 311, 477, 795, 933, 1431, 1555, 2385, 2799, 4665, 7155, 8397, 13995, 16483, 41985, 49449, 82415, 148347, 247245, 445041, 741735, 2225205]

約数ペア:

[(1, 2225205), (3, 741735), (5, 445041), (9, 247245), (15, 148347), (27, 82415), (45, 49449), (53, 41985), (135, 16483), (159, 13995), (265, 8397), (311, 7155), (477, 4665), (795, 2799), (933, 2385), (1431, 1555)]