1881225

素因数分解:

$3^4\times 5^2\times {\mathrm{929}}^1$

素因数の和:951

約数の個数: 30

約数和(自身を含む): 3488430

約数和(自身を除く): 1607205

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 929, 2025, 2787, 4645, 8361, 13935, 23225, 25083, 41805, 69675, 75249, 125415, 209025, 376245, 627075, 1881225]

約数ペア:

[(1, 1881225), (3, 627075), (5, 376245), (9, 209025), (15, 125415), (25, 75249), (27, 69675), (45, 41805), (75, 25083), (81, 23225), (135, 13935), (225, 8361), (405, 4645), (675, 2787), (929, 2025)]