2118975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1487}}^1$

素因数の和:1519

約数の個数: 24

約数和(自身を含む): 3690240

約数和(自身を除く): 1571265

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 1487, 4461, 7435, 22305, 28253, 37175, 84759, 111525, 141265, 423795, 706325, 2118975]

約数ペア:

[(1, 2118975), (3, 706325), (5, 423795), (15, 141265), (19, 111525), (25, 84759), (57, 37175), (75, 28253), (95, 22305), (285, 7435), (475, 4461), (1425, 1487)]