212842085

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{653}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 278760960

約数和(自身を除く): 65918875

約数列:

[1, 5, 19, 47, 73, 95, 235, 365, 653, 893, 1387, 3265, 3431, 4465, 6935, 12407, 17155, 30691, 47669, 62035, 65189, 153455, 238345, 325945, 583129, 905711, 2240443, 2915645, 4528555, 11202215, 42568417, 212842085]

約数ペア:

[(1, 212842085), (5, 42568417), (19, 11202215), (47, 4528555), (73, 2915645), (95, 2240443), (235, 905711), (365, 583129), (653, 325945), (893, 238345), (1387, 153455), (3265, 65189), (3431, 62035), (4465, 47669), (6935, 30691), (12407, 17155)]