890085

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{173}}^1$

素因数の和:202

約数の個数: 32

約数和(自身を含む): 1670400

約数和(自身を除く): 780315

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 173, 245, 343, 519, 735, 865, 1029, 1211, 1715, 2595, 3633, 5145, 6055, 8477, 18165, 25431, 42385, 59339, 127155, 178017, 296695, 890085]

約数ペア:

[(1, 890085), (3, 296695), (5, 178017), (7, 127155), (15, 59339), (21, 42385), (35, 25431), (49, 18165), (105, 8477), (147, 6055), (173, 5145), (245, 3633), (343, 2595), (519, 1715), (735, 1211), (865, 1029)]